Report of the Committee on Optimum Sample Sizes For North Eastern States Government of India Ministry of Statistics & Programme Implementation National Sample Survey Office Survey Design and Research Division May 2011 Contents Chapter No. Description Page No. 1 Introduction 1 - 4 2 Some salient features of NE region 5 - 10 3 Surveys of NSSO with particular reference to North-Eastern region 11 - 15 4 Sample size issues for NE States 16- 20 5 Resources and their optimal Utilization 21 - 23 6 Synthesis and Recommendations 24 - 27 List of Tables 31 - 32 Appendix Tables 33 - 58 Annexure - I 59 - 60 Acknowledgement The Committee acknowledges, with sincere thanks, the contributions made by the members of the Committee in the course of deliberations in the meetings of the Committee. The contribution of the officers of SDRD, DPD and FOD in facilitating discussion of the meetings of the Committee is also acknowledged. The technical contributions made by Sri Biswajit De, DDG, SDRD, Sri P.C. Sarker, DDG, DPD, Sri J.P. Bhattacharjee, DDG, SDRD, Sri Atanu Kumar Chaudhuri, JD, SDRD and Sri O.P. Ghosh, DD, SDRD in preparation of the report are also gratefully acknowledged. (Prof. Atul Sarma) Chairman (Dr. Rajiv Mehta) Member-Secretary Chapter One Introduction A. Background 1.1 The surveys conducted by National Sample Survey Office (NSSO) are the primary source of data on wide-ranging socio-economic aspects needed for the purpose of planning, evolving development strategies and assessing their impact over the time and space. The NSS socioeconomic surveys, accordingly, are designed and organized to provide national and statewise estimates of important characteristics on diverse aspects such as level of living, labour force, social consumption (health and education), household assets, liabilities and indebtedness, informal non agricultural enterprises etc. and to bridge the gaps in data needs. The distinctive feature of these surveys is that the indicators are arrived at using harmonised concepts, definitions and approaches across states, consistent with international standards, for their meaningful interpretation and comparison. 1.2 However, the requirement of these indicators for north-eastern states, separately, is not adequately met. Amongst the reasons cited for this inadequacy, prominent are the constrained sample size and other survey related resources. Consequently, separate state wise estimates for the North-East (NE) states are not available on a regular basis except for Assam. Instead of separate estimates for each State, estimates of Assam and a combined estimate for other NE States are usually published. This aspect has invited the attention of the Governing Council as well as the Steering Committee (SC) of NSS in the past. Incidentally, this data limitation, particularly in the context of estimates on prevalence of poverty in north-eastern states, was also echoed in the document of North Eastern Council for 11th Five Year Plan proposal. 1.3 The Governing Council of NSSO in its 82nd meeting expressed the following views: „There has been persistent demand for providing state wise estimates of NSSO Survey results in respect of North-eastern States. The sample sizes in each of the North-eastern States are considered to be inadequate for deriving state wise estimates. Augmentation of sample sizes is also found to be difficult due to resource crunch in both NSSO & States‟. 1 Report of the committee on Optimum sample sizes for North Eastern states The Working Group on NSS 58th Round recommended the following action for North Eastern states. „Feasibility of generating estimates for each of the North-eastern states may be explored. For four states (Arunachal Pradesh, Manipur, Mizoram and Tripura) for which State agencies are responsible for collecting data for both State and Central samples, the pooled estimate of State and Central sample may be used. An exercise of pooling Central and State samples and obtaining estimates should be carried out for one of the three remaining states viz. Meghalaya, Nagaland and Sikkim.‟ 1.4 On the basis of the recommendation of the Governing Council, the Ministry of Statistics & PI, Govt. of India, constituted a “Committee to Examine the Issue of Separate Estimates for Each of the NE states”. On the issue of quality of the estimates in the NE States, the Adhikari committee observed that sampling errors in estimates of different characteristics covering consumer expenditure, employment-unemployment and informal sector enterprises for NE States are more or less similar to other smaller States which are comparable in terms of the sample size. It is expected that the estimates at a lower level are bound to have higher errors i.e. more disaggregation leads to more sampling fluctuations. On the sample size, the committee recommended that “if the separate estimates for NE States are necessary, the sample size in these States has to be increased for getting reliable estimates in case of many characteristics. However State level estimates for these States can be brought out for some characteristics at a broader level of items. Sample size in each of the States has to be decided on the basis of the characteristics for which State level estimates are to be brought out”. 1.5 The Adhikari Committee did not suggest optimum sample size for the states in respect of any variable. However, NSSO made a number of studies on the requirements of sample size in the NE States considering various variables like Monthly Per Capita Expenditure (MPCE)-food/non-food/total, percentage of people in each of the five quintiles of MPCE classes, Worker Population Ratio (WPR) - male/female/persons, PU (proportion unemployed) - male/female/persons, and Gross value Added (GVA) per worker by tabulation categories. The results of these studies were placed for consideration in various meetings of the SC and the then previous Governing Council of NSSO. SC in its fifth 2 Report of the committee on Optimum sample sizes for North Eastern states meeting advised to include the variable „Proportion of Population below Poverty Line (PL)‟ for deriving the optimum sample size required for State level estimates of the variable with reasonable degree of accuracy. According to the findings of the study placed in the sixth meeting of the SC – except for Assam and Tripura in the rural sector, existing sample sizes (as in NSS 61st round) were found inadequate for attaining RSE level of 10% for State level estimates of ‘Proportion of Population below PL’ in both rural and urban sectors. There needs to be substantial increase and even complete enumeration in case of certain States. 1.6 Against this background, the issue of optimum sample size of NSS survey for the North Eastern states for generating reliable estimates of key socio economic indicators is of contemporary significance and needed to be looked into for meeting the requirement of planning and development of this region. B. The Present Committee and its Terms of Reference 1.7 The socio-economic surveys conducted by NSSO in the form of successive NSS rounds are designed generally to provide estimates at the state level. However,as the separate estimates for the North Eastern States (as well as those of other smaller states/UTs) are not published on a regular basis due to the limitations of sample size, as per the recommendation of the Steering Committee for National Sample Surveys (NSS) made in its sixth meeting held on 27-28 January 2009, the present committee with Prof. Atul Sarma as the Chairman was constituted vide this Ministry‟s OM no. M-12011/17/2009-NSSO (CPD) dated the 25th March 2010 (copy in Annexure I) with the following terms of reference: (a) To suggest appropriate sample size requirements at state level in NE States vis-à-vis the corresponding number of field investigators required; and (b) To see whether it would be feasible to re-allocate the existing field strength as per the study of sample size requirements. The Committee sought the extension of its tenure till 31st march 2011 to complete the assigned task. 3 Report of the committee on Optimum sample sizes for North Eastern states 1.8 The members constituting the committee included Prof. A.K. Adhikari, Dr. A.K. Yogi, former Additional Director General. NSSO FOD, the heads of different divisions of NSSO, Director (E & M), North Eastern Council (NEC), Shillong and directors of State Directorate Economics and Statistics (DES)s of all the NE States including Sikkim . The Additional Director General, Survey Design and Research Division (SDRD) of NSSO was the Member-secretary of the committee. 1.9 The committee had its first meeting on 16th July 2010 at Kolkata. The issues and analysis, deliberated in the first meeting were synthesised and the draft report of the committee was discussed in the second and final meeting of the Committee was held on 28th February, 2011 at Guwahati. The suggestions and views expressed in the meeting have been incorporated in the final report. 1.10 Structure of the Report : The report is organised in six chapters, including the present one. While synthesizing the aspects of data needs, indicators and correspondingly the assessment of the sample size of NSS in its deliberations, the committee considered distinct geographic and demographic features of the North Eastern region, corresponding to other states of the country. Accordingly, a synoptic view of the North East region, covering its geography and demography and socio economic milieu is summarized in the Chapter 2. The Chapter 3 briefs on the salient aspects of NSS Socio Economic Surveys and corresponding indicators in key classificatory features with special reference to the North Eastern region. Corresponding to the Terms of Reference of the Committee, the focal theme of sample size issues and resources and their optimal utilization are discussed in the Chapter 4 and 5 respectively. Finally, the Chapter 6 provides the synthesis of the issues and the recommendations of the committee. 4 Report of the committee on Optimum sample sizes for North Eastern states Chapter Two Salient Features of North Eastern Region 2.1 North Eastern Region is situated in the East Himalayan region. This region consists of eight states viz., Assam, Arunachal Pradesh, Manipur, Meghalaya, Mizoram, Nagaland, Tripura, Sikkim. The region has international borders with China, Bhutan, Myanmar, Bangladesh and Nepal. The Siliguri Corridor in West Bengal, with an average width of 21 km to 40 km, connects the north eastern region with the Indian mainland. More than 2000 km of boundary is shared with other countries. North Eastern India (Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram, Nagaland, Sikkim and Tripura) 5 Report of the committee on Optimum sample sizes for North Eastern states 2.2 The region is the gateway of monsoon rains in India. It is one of the heaviest rainfall areas in the world. Abundance of rainfall results in bountiful forest and agricultural products for the region. Major part of Assam is plains area made fertile by the mighty Brahmaputra river. Some part of Tripura is also plain area. Rest of the region form part of mountains and hill ranges. Along with the west coast of India, this region has some of the Indian subcontinent's last remaining rain forests. 2.3 The North Eastern Region is one of the most bio-diverse regions in the world. The rich natural beauty, serenity, exotic flora and fauna together with the art, culture, traditions of tribal inhabitants of the region are attractions for ecological researchers, tourists, anthropologists, nature lovers, adventurers as well as socio-economic researchers. Geographic and demographic profiles of the States of the region 2.4 The NER of India covers an area of 2.63 lakh sq. km. which accounts for approximately 8% of geographical area of the country and is inhabited by 39 million (2001 census) population which is about 4% population of the country. While Arunachal Pradesh is the largest state in the region in respect of geographical area, Sikkim has the smallest area. 2.5 Forest cover of the NER is substantially higher at 66% compared to about 20% for the country. Except Assam and Sikkim, in all other States, the forest cover is more than 75% of their geographical area (Appendix Table 2.1). Density of population is 148 persons per Sq. Km compared to 313 for India. In Arunachal Pradesh, it is as low as 13 persons per Sq. Km. The highlands are areas of sparse population while the lowlands are densely populated. 2.6 The demographic composition and its settlement in number of villages and towns are important aspects in planning and development programmes and for organizing statistical activities such as NSS socio-economic surveys. Except Assam and Mizoram, urbanization in the region is very less (Appendix Table 2.2). 16% of population lives in urban areas compared to 28% for the country. Shares of rural and urban populations in the total population of the country are 4% and 2% respectively. There are 254 towns in the region with Assam alone accounting for 125 of them. There are 20 towns with population 50000 or more. 6 Report of the committee on Optimum sample sizes for North Eastern states 2.7 Total 42250 villages in the NE States account for 6.6 percent of villages in India. Assam has 26312 villages followed by 6026 villages in Meghalaya and 4065 villages in Arunachal Pradesh (Appendix Table 2.3). Rest of the States together is having less than 6000 villages. Villages are generally small except in Assam and Tripura. 76% villages in the Region have less than 1000 population and 91% has less than a population of 2000. Corresponding figures for India are 64% and 84% respectively Appendix Table 2.4). Average population of the village in North-East is 775 as compared to the All India average of 1129 persons per village Within North-east, while the average population per village in Tripura is about 3000, in Arunachal Pradesh it is only 214. 2.8 Tribal population forms 27% of the population of the North East, and in four States i.e., Mizoram, Meghalaya, Nagaland and Arunachal Pradesh, tribes are in majority. North East India is the region of social and cultural diversity with more than 166 separate tribes speaking a wide range of languages. The states of Arunachal Pradesh (ST-64%), Meghalaya (ST-86%), Mizoram (ST-95%) and Nagaland (ST-89%) are mostly inhabited by a number of native tribes. Each tribe has its own distinct tradition of art, culture, dance, music and life styles. The numerous fairs and festivals celebrated by these communities are integral part of socio-economic panorama of North Eastern region. 2.9 Along with social and cultural traditionalism, the North East has moved on development parameters of modernizations such as literacy. Literacy rate for the Region is higher than the all-India literacy rate. Higher literacy rate for women has contributed to the overall high literacy rate. Mizoram has a literacy rate of 88%. Birth rate and death rates for most of the States are lower compared to all-India. 2.10 Though the region is diverse and heterogeneous, it is also homogeneous in the sense that the social stratification found in other parts of the country is not present in the North East. Economic profile of the States of the region 2.11 The economy of the region continues to be predominantly agrarian but its full potential is yet to be exploited. Very large proportion of population in the area depends on agriculture or agriculture related activities for livelihood. Assam‟s tea gardens produce about half of the country‟s tea production and contribute about one sixth of the world‟s entire tea production. In Manipur, about 88% of the total working population in the hills and about 7 Report of the committee on Optimum sample sizes for North Eastern states 60% of the working population in the valley depend entirely on the agriculture and allied pursuits like animal husbandry, fisheries and forestry. 90% of people in Mizoram are cultivators and the village exists like a big family. Over 85% population of Nagaland is directly dependent on agriculture. Meghalaya is basically an agricultural state and about 80 percent of its total population is dependent primarily on agriculture for livelihood. 2.12 However, the NER lags behind other regions in the country in industrialisation. The states in the region are devoid of any industrial base, except perhaps for Assam which has factories based on traditional products such as tea, oil and wood. Meghalaya is trying to make headway in setting up of small and medium industries. There are a number of factors contributing to the lack of industrial growth in the region like poor infrastructure, inadequate backward and forward linkages, difficulties in communication and transportation, etc. 2.13 In the absence of potential exploitation of agriculture and industry, the pressure for employment is on the service sector. The contribution of agriculture to the state domestic income is much higher in this region, except for Meghalaya and Nagaland. Mining in case of Meghalaya and forestry and logging in case of Arunachal Pradesh and Nagaland are important contributors to NSDP. Despite being rich in natural resources, development in the North Eastern region has lagged behind the rest of the country. The region‟s economy is generally characterized by low per-capita income, low capital formation, in-adequate infrastructure facilities, geographical isolation and communication bottleneck, inadequate exploitation of natural resources like mineral resources, hydro power potential, forests etc., low level of industrialisation, lack of private and foreign direct investment and high unemployment rate among the relatively high literate people. 2.14 The pace of development in the hilly areas and plains differ considerably. The valleys are economically active areas of the region, the Brahmaputra valley being the most active. In the remote tribal areas, principal source of livelihood happens to be timber and minor forest produce. Selling firewood to those requiring the same for cooking purpose augments their meagre incomes from other sources. There are plenty of natural resources in the region. Crude Oil and natural gas is the major mineral resource of the region. Assam is the first state in India where crude was found and extracted. Assam is also the state where 8 Report of the committee on Optimum sample sizes for North Eastern states production of tea is one of the highest in India. There are large forest tracts in the hilly area of each state rich in products such as timber, bamboo, silk, etc. The region is rich with variety of cultures and traditions which find expression in colourful products of handicraft and handloom. 2.15 Poverty ratio for the States is not calculated separately for each of the State. Instead, poverty ration of Assam is taken as a proxy for other States of the region also. The main constraint faced in arriving at state specific poverty line was the non-availability of statespecific price indicators. This constraint was, to an extent, obviated in the methodology adopted by the recent Expert group (Tendulkar Report, 2009) where the state-specific poverty line for NE States is derived using intrinsically derived price indicators from NSS consumer expenditure surveys. The available estimates of poverty Head Count Ratio (HCR) for North-eastern states is given in Appendix Table 2.5. Development strategies of Government of India for NER 2.16 The Northeast India has got its definite identity due to its peculiar physical, economic and socio-cultural characteristics. The eight states are officially recognised as special category. The North East Council (NEC) was constituted in 1971 as the nodal agency for the economic and social development of the eight states. The North Eastern Council (NEC) came into being by an Act of Parliament, The North Eastern Council Act, 1971 to act as advisory body in respect of balanced socio-economic development of the North Eastern Areas consisting of the present States of Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram, Nagaland and Tripura. The NEC started functioning in the year 1972. The Ministry of Development of North Eastern Region (DONER) was set up in September 2001 to act as the nodal Department of the Central Government to deal with matters pertaining to socio-economic development of the eight States of North East i.e. Arunachal Pradesh, Assam, Manipur, Meghalaya, Mizoram, Nagaland, Tripura and Sikkim. The NEC Act was amended in 2002. As a consequence thereof, Sikkim is now a member of the NEC. Subsequently, through an critically important amendment in 2005, the role of NEC has been altered from the main security perspective to a development perspective. And thus, NEC is made the Regional Planning Body for the North Eastern Region with Minister of DONER as chairman and a member of Planning Commission as one of the members. 9 Report of the committee on Optimum sample sizes for North Eastern states 2.17 Development strategies for NER documented in the 11th five year plan, besides other aspects, emphasized also that capacity building is urgently needed for the States of the Region: There is an urgent need for intensive, effective, focused and time-bound drive for capacity building of State machinery wherever States feel that the existing capacity is inadequate. There is need to revisit the „Capacity Building‟ scheme of DONER. One critical area that requires immediate re-look is the States‟ capacity to mobilize their own resources. Capacity building of personnel in this area would have to be upgraded. 2.18 In the context of current development perspective, the NEC has important roles in the matters of common interest in the field of economic and social planning of the region. As noted above, the capacity building has been recognized as one of the development strategies of NER in the 11th Plan. At present NEC compiles „Basic Statistics‟ for NE region based on the information available mainly from Census and Central Statistical Office (CSO). There are other information in NSS Reports which may be included in this compilation such as distribution of population by MPCE classes, consumption pattern, labour force indicators and unorganised sector economic activities, etc. Also NSS Reports have more recent information in respect of some indicators compared to Census or other sources. These may be more helpful for the users. In the present context, the NEC can play enhanced role in matters of capacity building with technical facilitation by NSSO. 10 Report of the committee on Optimum sample sizes for North Eastern states Chapter Three Surveys of NSSO with particular reference to North Eastern Region 3.1 The National Sample Survey (NSS) was set up in 1950 on the recommendations of the National Income Committee, chaired by the late Prof. P.C. Mahalanobis, to bridge large gaps in statistical data for computation of national income aggregates, especially in respect of the unorganized and household sector of the economy. NSSO has been conducting nationwide multi-subject, integrated, large-scale sample surveys in the form of successive rounds covering various aspects of social, economic, demographic, industrial and agricultural statistics. These surveys are undertaken striking a balance between the urgent and contemporary need for reliable statistical data on different topics and the constraints of limited resources, both physical and financial. 3.2 The subject coverage of Socio-Economic enquiries for different rounds is decided on the basis of a 10-year cycle. Certain topics like labour force and household consumer expenditure are repeated once in every 5 years while some other topics are covered once in 10 years in such a way that 7 years out of the Ten-Year cycle are allotted for specified subjects while the remaining years are allocated to subjects of special interest. The subjects covered include employment and unemployment, consumer expenditure, housing condition of people, land holdings, live stock, enterprises, debt and investment, social consumption, demography, morbidity, disability, etc. The remaining years are for open rounds in which subjects of current/special interest are undertaken on the demand of other Central Ministries, and national and international organizations, etc. 3.3 In general, each survey extends to a year, which is termed a round. However, there are some rounds of six months duration also. Presently at the All-India Level, each round covers about 12,000 to 14,000 villages and urban blocks in the Central sample (covered by NSSO) and an independent sample of about 14,000 to 16,000 villages and urban blocks in the State sample (covered by the Governments of various states and union territories). The SocioEconomic Surveys cover the whole of the Indian Union except for a few inaccessible and difficult pockets. 3.4 Broad Subjects covered by NSSO and Indicators are: 11 Report of the committee on Optimum sample sizes for North Eastern states 3.4.1 Household Consumer Expenditure: Level and Pattern of Household Consumer Expenditure; Nutritional Intake; Commodity-wise Consumption; Adequacy of Food; Differences in Level of Consumption among Socio-Economic Groups; Energy Used; Use of Durable Goods; Consumption from Public Distribution System; etc. 3.4.2 Employment-Unemployment and Migration: Labour Force Parameters by Age, Sex, industry / occupation classification, , Sector and States; Employment / Unemployment Situation among Religious Groups; Unemployment Situation among Social Groups; Employment / Unemployment Situation in Cities and Towns; Participation of Indian Women in Household Work and other Specified Activities; Non-Agricultural Workers in Informal Sector; etc. Nature, Reason and other Aspects of Migration; 3.4.3 Household Wealth / Finance: Household Assets and Liabilities; Household Indebtedness; Household Borrowings and Repayments; Household Capital Expenditure; 3.4.4 Health & Hygiene: Morbidity and Treatment of Ailments; Health Care and the Condition of the Aged; Maternal and Child Health Care; Profile of disabled Persons; Housing condition, drinking water, sanitation and hygiene; Conditions of urban slums; etc. 3.4.5 Education: Literacy and Levels of Education; Attending Educational Institution: Its Level, Nature and Expenditure on Education Status of Education and Vocational Training; Economic Activities and School Attendance by Children; etc. 3.4.6 Non Agricultural unorganised/ informal / unincorporated enterprises: Manufacturing, Trade, Services: Salient Features and Characteristics of Enterprises Size, Employment and Other Key Estimates; Assets and Borrowings of Enterprises; 3.4.7 Land Holdings, Livestock Holdings and other agrarian issues: Household Ownership Holdings; Seasonal Variation and Other Aspects; Consumption by Farmer Households; Access to Modern Technology for Farming; Income, Expenditure and Productive Assets; 3.4.8 Some Aspects of Farming: Cultivation of Selected Crops; Ownership of Livestock etc. 3.4.9 Others: Common Property Resources; Travel by Indian Households; Village facilities in India, Culture, Prices etc. 12 Report of the committee on Optimum sample sizes for North Eastern states 3.5 Outline of sample design: In NSS surveys, uniform sampling design is followed for all the states/UTs including the North Eastern States and information on sampled household is collected. Since no frame exists at household level, to arrive at the sampled households, two or three stage sampling technique are resorted to, where villages and UFS blocks are the first stage units for rural and urban sectors respectively. Household are the ultimate stage units. In case of big villages/UFS blocks there is another intermediary stage where big villages/UFS blocks are sub-divided into number of small pockets called hamlet groups/sub blocks and two or three hamlet groups/sub blocks are selected for survey work to control the work load of the field officials at listing stage. Stratification is done at village/UFS block level and also at household level. Thus basically, NSS design is a stratified two stage/ three stage design. 3.6 Stratification and sub-stratification 3.7.1 Stratification: Within each district of a State/ UT, two basic strata are formed as follows: i) rural stratum comprising of all rural areas of the district and ii) urban stratum comprising of all the urban areas of the district. However, within the urban areas of a district, if there are one or more towns with population 10 lakhs or more as per population census 2001 in a district, each of them is considered as a separate basic stratum and the remaining urban areas of the district is considered as another basic stratum. For NE region, there is no million plus city as per census 2001. 3.7.2 Sub-stratification: 3.7.2.1 Rural sector: Rural part of each district is divided into number of sub-strata consisting of villages, based on some criteria which again depend on the subject coverage of the survey. 3.7.2.2 Urban sector: The towns within a district, except those with population 10 lakhs or more, are merged together and then divided into number of sub-strata consisting of UFS blocks. For towns with population 10 lakhs or more, the urban blocks of the town are classified into number of sub-strata using suitable criteria which varies from round to round. 13 Report of the committee on Optimum sample sizes for North Eastern states 3.8 Selection of FSUs: From each sub-stratum of a district of rural sector, FSUs are selected with Probability Proportional to Size With Replacement (PPSWR), size being the population as per census. For urban sector, from each sub-stratum FSUs are selected by using Simple Random Sampling Without Replacement (SRSWOR) for UFS towns. Within each sub-stratum, samples have been drawn in the form of two independent sub-samples in both the rural and urban sectors. 3.9 Selection of hamlet-groups/ sub-blocks/ households: Large FSUs having approximate present population of 1200 or more is divided into a suitable number (say, D) of „hamletgroups‟ in the rural sector and „sub-blocks‟ in the Nagaland (U) : triple including Sikkim from the NE region, the number Manipur : double of hamlet-groups is formed with relaxed condition. Remaining States : equal urban sector. For rural areas of some States, Generally, two hamlet-groups (hg)/ sub-blocks (sb) are selected from a large FSU wherever hamlet-groups/ sub-blocks have been formed. Listing and selection of the households are done independently in the two selected hamletgroups/ sub-blocks to be described as sample hg/ sb 1 and 2. 3.10 Ultimate Stage Units (USUs) : Households or enterprises are the ultimate stage units in both rural and urban sectors. 3.11 Formation of Second Stage Strata for USUs: List of households/eligible non agricultural enterprises (NAEs) in the sample villages/blocks is used as frame for selection of second stage units. Households or NAEs are classified into number of homogeneous strata (second stage strata) using some characteristics of the units as classificatory variable. 3.12 Selection of households/Enterprises: From each SSS the sample households/enterprises are selected by SRSWOR. If a household is selected for more than one schedule only one type of schedule is canvassed in that household in some priority order and the household is replaced for other type of schedule. Thus if a household is selected for Schedule 1.0, it is not selected for Schedule 10 or any other type of schedule. 3.13. Participation of State DESs: Directorates of Economics and Statistics (DES)/ State Statistical Bureaus (SSB) of States/UTs participate in NSS by following the same sample design and canvassing the same enquiry schedules through their personnel. The sample 14 Report of the committee on Optimum sample sizes for North Eastern states FSUs for DES/SSB of all the States/UTs are selected by NSSO and supplied to them. This is known as „state sample‟ as opposed to the term „central sample‟ for samples canvassed by NSSO. All the States and Union Territories except Andaman & Nicobar Islands, Chandigarh, Dadra & Nagar Haveli and Lakshadweep participate in the survey. Usually equal number of FSUs is selected in the „central‟ and „state‟ samples. However, some States opt for more number of samples if they are in a position to allocate more resources for the survey. The term „matching pattern‟ denotes the ratio of sample size of „state sample‟ to „central‟ sample. Following is the „matching pattern‟ for States of NER. 3.14 Central sample data are collected by NSSO and the state sample data are collected by the Directorates of Economics and Statistics (DES) of the respective State governments. However, for the States of Arunachal Pradesh, Mizoram, Manipur and Tripura, central sample data are also collected by the DES of the State governments. 3.15 Important statistical indicators and estimates in respect of NE States available through NSS are given in Appendix Tables 3.1 to 3.6. These are: (i) Estimates of MPCE and WPR (ii) Distribution of persons by MPCE classes (iii) Quintiles of distribution of MPCE (iv) 3.16 Consumption Basket (v) Average unit value for certain specific items (vi) Average budget share for different item groups It may be seen that the estimates of main parameters are available for each of the Northeastern states from main rounds of NSS such as quinquennial Survey on Household Consumer Expenditure and Employment and Unemployment. 15 Report of the committee on Optimum sample sizes for North Eastern states Chapter Four Sample Size Issues for NE States 4.1 One of the terms of reference of the committee is to suggest an appropriate sample size at State level in NE States. Since sample size varies depending on the nature of parameter to be estimated, one can restrict only to a few important characteristic for suggesting sample sizes. 4.2 It has been mentioned in Chapter One that several studies have been conducted by NSSO in the past on the aspect of sample size in NSS surveys for generating reliable estimates of key indicators. These indicators include the variables MPCE, Proportion of people in MPCE quintile classes, WPR, Proportion of unemployed (PU), Gross Value Added (GVA) per worker, etc. These studies were done for estimates at State level as well as for district level estimates. Further, analysis was done at disaggregated levels such as MPCE- food and non-food, WPR – male and female, PU – male and female, GVA per worker by tabulation categories as per National Industrial Classification, etc. Data of schedule 1.0 and schedule 10 of NSS 55th and 61st rounds and data of 56th rounds were utilised for the studies. 4.3 It should be recognised that the determination of the optimal sample size on common yardstick for various parameters estimated in a multi subject survey like NSS is not easy. The sample size may be optimum for some characteristics but may not be optimum for some other characteristics. Hence, the issue of sample size is examined on following criteria: existing sample size the sampling fraction for north eastern states in comparison with other comparable states in India corresponding relative precision of estimates of key parameters simulation of required sample size corresponding to 5% RSE of key indicators For this analysis, sample sizes allocated for the NE States in past several rounds of NSS are given in Appendix table 4.1. The sample sizes for enterprise survey rounds (62nd, 63rd and 16 Report of the committee on Optimum sample sizes for North Eastern states 67th) are relatively less because proportion of non-agricultural workers is small in NE States. 4.4 The sample size of various NSS rounds could also be seen from the point of view of sampling fraction for respective states (Appendix Tables 4.2 and 4.3). It may be seen that overall sampling fractions of first stage units( FSUs, villages in respect of rural and UFS blocks in respect of urban) for central sample in respect of NE region were 3.1% for rural and 7.3% for urban for 61st Round. The corresponding sampling fractions for rural and urban for all-India were 1.3% and 1.2%, respectively. Thus, the sampling fraction for NE region is almost three times that of all-India. The sampling fractions in respect of Assam were 1.3% and 2.4% for rural and urban respectively. For NE region excluding Assam, the sampling fractions for NSS 61st round works out to be 6.3% and 12.9% for rural and urban respectively. In respect of states of Nagaland, Mizoram and Sikkim for central sample for rural the sampling fraction was more than 20% and for urban it was 18%.(fig. 4.1). 4.5 The percentage of all-India population in the States and the corresponding percentages of all-India sample size allocated to NE States for different rounds can be seen in Tables 4.4 and 4.5. The percentage of samples allocated to NE States is relatively more compared to proportion of population of NE States. Fig 4.1 : Sampling Fractions in different states of North-EastNSS 61st Round 30 25 20 15 10 5 0 Rural Urban 17 Report of the committee on Optimum sample sizes for North Eastern states 4.6 The existing sample size is also to be seen the level of precision available for various estimates. The relative standard errors of important indicators based on 61st round data are presented below (Appendix Table 4.6 and Table 4.7). (a) RSEs of MPCE-all and MPCE-food are less than 5% for almost all States of NE except for Assam (urban). For MPCE-non food, RSEs are between 5% and 10% for all the NE States. The RSEs are smaller than corresponding RSEs of other smaller States of India. (b) RSEs of WPR-persons are less than 5% for almost all the NE States. However, RSEs of WPR-females are above 10% in some cases. RSEs of PU are quite high. 4.7 The important inferences emerging from above analysis on required sample sizes of FSUs based on data of 61st rounds are briefly summarised below. (a) For MPCE -all, (i) current sample sizes (c.s.) are good enough for a precision of 10%. For MPCE (non-food), increase of sample size is required for attaining 5% RSE level. (b) For WPR – persons and WPR- males, current sample sizes are adequate at 5% and 10% levels of RSE. For WPR-females, increase of sample sizes is required. (c) For indicators like PU, which is a rare event compared to WPR or LFPR, the RSE is expected to be more. This aspect leads to complications in determining the sample size for arriving at estimates of PU with low RSE. This issue has been recognised in other studies and reports on employment and unemployment. (d) In respect of Assam, the urban sample size may need to be augmented by 50% and Tripura by 25% to attain the precision of MPCE at 5% level. 4.8 From the discussions and the information provided in the tables above, it is evident that within the resources available for survey of any round of NSS, issue of sample size of FSUs for North East are given adequate weightage while designing the survey. It is seen that important characteristics like MPCE and WPR are estimated for NE States with fairly good precision, comparable to other smaller States of India, at State level in the quinquennial rounds. This has been observed by the previous committee also. The estimates for quinquennial rounds are also published separately for each State. 18 Report of the committee on Optimum sample sizes for North Eastern states 19 Report of the committee on Optimum sample sizes for North Eastern states 4.9 For Annual rounds of consumer expenditure survey, sometimes separate estimates are not published for all the States when surveyed number of households is very small (less than 300 for a State × Sector). However, annual rounds have been discontinued from 65th round. Therefore, the issue is not studied by the present committee. 4.10 However, the question remains if estimates can be generated at disaggregated level of population or geographical domain for which augmentation of sample sizes may be required. It is true that there is a large diversity in the socio-economic profiles among the NE states inter se, and also within each of them. Estimates may sometimes be important for section of population of the state or for a district of the state. Distribution of population by MPCE classes is an important indicator of the inequalities of income within a state. However, the allocated sample size was found to be adequate to build up aggregate estimates on important characteristics with desired level of reliability at state level. This level of precision was found to be not much in variance from several of the other states. This may also be noted that for many NE States, the sampling fraction is already high and there is limited scope of increasing sample size. Thus, the feasibility of generating sub state level estimates on the basis of the sample size examined by the committee may call for further investigation. This issue is outside the purview of the terms of reference of the present committee. 20 Report of the committee on Optimum sample sizes for North Eastern states Chapter Five Resources and their optimal utilization 5.1 The issue of generating reliable estimates for North-Eastern states cannot be resolved by simply increasing the number of sample FSUs. It is well known that marginal rate of decrease of sampling error goes down with the increase of sample size. On the other hand, non-sampling errors have increasing trend with increase of sample size unless the management aspects of survey work are of top order. The management aspects include trained personnel, high level of motivation, logistical support, local conditions, high quality supervision, scrutiny, monitoring, etc. The non-sampling error factor is more important in the case of NE states because of the diversity, natural and social, which perhaps puts a limitation on a standard uniform approach with regard to survey management for all states of the region or even regions within a state. 5.2 Efficient management of survey operations within the available resources is to be given top priority. The areas to be given emphasis are (i) Training of personnel (ii) Increasing the motivational level of survey personnel (iii) Increasing the quality of supervision of field work (iv) Improving the quality of collected data through post field-work interventions like manual scrutiny, validation checks, re-checking of collected data, etc. 5.3 The DESs of the states, during the deliberations of the committee, highlighted the problems of infrastructure in terms of manpower and computers in their respective States. Major issues are: (i) Lack of infrastructure like computer hardware and software; (ii) Shortage of staff for NSS jobs; (iii) Diversion of even the limited staff and resources for other jobs compromising the statistical jobs. The quality and timeliness of the NSS work is impacted due to lack of exclusive staff and logistics. 21 Report of the committee on Optimum sample sizes for North Eastern states (iv) Besides, lack of appreciation towards data needs for development planning and low priority on providing infrastructure, logistics lead to lack of motivation for the staff engaged in NSS jobs. 5.4 DES Assam mentioned that there are 43 primary investigators in DES but none of them are meant exclusively for NSS work. Computers are not adequate in numbers and are quite old and require replacement. Their data processing capacity also needs to be improved. There is no separate data processing unit at present. They need training, augmentation of resources and software assistance. DES Manipur mentioned the need for staff and hardware. DES Mizoram faces some problems in data processing due to inadequacy of technical knowledge on tabulation work. DES Sikkim pointed out that field officials are often assigned other types of work. Sometimes officials are called back from the field to attend other assignments. There are no exclusive computers for NSS work. 5.5 In order to augment the sample size without changing the central sample sizes, other alternatives were also studied. One such alternative is to pool the data of central and state samples. This has the potential to be an optimum use of resources for augmenting the sample size. This exercise was undertaken by the previous committee with the consumer expenditure data of NSS 55th round for two States – Sikkim and Tripura. 5.6 The exercise involving Sikkim and Tripura revealed that if the pooled estimates were to have better quality, then it would be necessary to examine first if the data were „poolable‟ in the sense that (i) the two sets of estimates were not widely divergent indicating presence of varying degrees of sampling and/or non-sampling errors and (ii) the two sets of data were not having varying degrees of non-sampling errors and inconsistencies. The conclusions drown by the Adhikari Committee that (a) A cautious approach should be taken regarding pooling of the estimates and the central and state sample results need to be studied and validated from the viewpoint of internal and external consistencies. In other words, „poolability‟ may be ascertained before pooling is undertaken so that quality of the estimates does not become worse after pooling. (b)Time lag between publication of central and state sample results should be minimized. If necessary, hardware/software resources etc. at the disposal of the SSBs/DESs may be enhanced. (c) There should be uniformity of concepts, definitions and operational procedures practiced by central and state field staff so 22 Report of the committee on Optimum sample sizes for North Eastern states that content of non-sampling errors may be reduced and brought to the same level in both the samples. This may be attained through more interactions between central and state agencies. The observations made by the previous committee are contextually relevant. 5.7 The present committee has again studied the estimates generated from central and state samples with the consumer expenditure and employment-unemployment data. Findings of the present exercise involving 61st round data of Mizoram is summarised below. It may be noted that data in respect of both central and state sample for the state of Mizoram are collected by the Directorate of Economics and statistics, Govt of Mizoram. 5.7.1 The estimates of MPCE – food are close to each other between central and state samples. The estimates for MPCE-non-food vary a little between the samples but are fairly close to each other. The RSEs of the estimates are small in both central and state samples – below 5% in all cases except central non-food MPCE where the RSE is 5.3% (see tables 5.1 and 5.2). 5.7.2 Estimates of WPR and LFPR are given in the tables 5.3 and 5.4 for central and state samples. There are some differences in the estimates between the central and state samples in the rural sector – primarily because of differences in estimates of female WPR. Further analysis by status wise break-up of WPR (table 5.5) shows that the difference is mainly in the Status code 11-21 which is the status code relating to regular wage/salary earners. In general, there seems to be an under reporting of workers in the state sample in rural and urban sectors and over sex categories and status codes (tables 5.3 to 5.6). 5.8 Thus there is ample scope of harvesting the resources available for field work of NSS through improving the survey skill of field personnel and orientation to quality of data collection. The importance of training of field officials is integral part of survey operations and this may be given emphasis in respect of North-Eastern states. Besides, the capability of procession of data which is a skilled component of entire exercise needs special attention for resource up gradation and augmentation. 23 Report of the committee on Optimum sample sizes for North Eastern states Chapter Six Synthesis and Recommendations 6.1 The committee has recognised that NSS data, which is very useful in many ways for planning and monitoring the development parameters of States, has not been fully utilised in most NE States. Even NEC, which is supposedly a Regional Planning Board, has not made desired efforts to make use of NSS data. What is more, like many other states in the country, many of the NE States do not bring out results based on state sample data in time due to low priority assigned to the NSS work and other bottlenecks. In some states, no report has been published on NSS data in recent years. It is observed that the efforts undertaken by NSSO for collection and processing of data in case of central sample are not matched by DES of the States due to various reasons. 6.2 Any survey has mainly two sources of errors – sampling and non-sampling error. Studies in RSEs show that sampling error is controlled at state level for important indicators, although there is a need to further reduce it if estimates at decentralized region or category are intended. However, extent of non-sampling errors is not estimable. Reduction of sampling error and non-sampling error simultaneously and optimally is the primary concern. Lack of priority coupled with inadequate capabilities for data generation and processing are two important contributing factors to high non sampling errors in N. E States. 6.3 RSEs can be reduced by increasing the sample sizes. But, as noted earlier also, marginal rate of reduction of RSEs decreases with increase of sample size. Thus for lowering an already controlled RSE by small amount, a large increase in sample size requiring relatively more resources may not be an optimum strategy. 6.4 The sampling fractions for the NE states, except in Assam, are already on the higher side and there is limited scope of increasing sample sizes. Moreover, in terms of population and number of villages and towns, these states, except Assam, are similar to an average district in rest of the country. Taking into account the already high sampling fraction, the level of RSE , its parity with other states and trade-off with non sampling error, further increase in sample size , in general, is not needed. However, in case of Assam and Tripura, there is a need to augment the sample size for urban sector by 50% for the former and by 25% for the later. 24 Report of the committee on Optimum sample sizes for North Eastern states 6.5 In respect of four North Eastern states, viz, Arunachal Pradesh, Manipur, Mizoram and Tripura the survey for central sample work is currently carried out by the state DES. Acknowledging the importance of controlling of non sampling errors and the importance of dedicated field staff for this, NSSO should directly collect data for central sample in these States as in other states and NSS field offices may be opened in these States. This will also have a stimulating effect on statistical activities in the States. 6.6 As stated above, the existing sample size either of central and state samples was found to be more or less adequate to provide lead indicators such as MPCE and WPR with reasonable precision of less than 5% RSE. However, the precision can be further improved by pooling the central and state sample data, particularly in the states where NSSO collect data for central samples and state agency for state samples. This may enhance the scope deriving indicators at broad sub-state level also. This should be achieved through appropriate measures to collect data for central samples by central agency and state samples by state agency for which NSSO should orient its field survey setup in the four States viz. Arunachal Pradesh, Mizoram, Manipur and Tripura for improving the capabilities of human resources in the State for conducting survey and processing of NSS State Sample data. 6.7 The resources used for conduct of state sample thus need to be used judiciously so that the endeavour of undertaking the survey leads to estimates for informed decision making. For this purpose, the state staff resources are required to be properly oriented for the survey programmes. Therefore, besides augmentation of dedicated staff for data collection and processing of state sample, specific measures for their capacity development are also necessary. 6.8 Towards strengthening the data processing capabilities in North-East, given the relatively smaller sample size compared to other bigger states, a coordinated approach to be adopted. It will be most appropriate that this is undertaken in collaboration with NSSO. For this purpose, a data processing centre of NSSO may need to be established in North Eastern region for processing the central sample data and supporting and improving the human resources of the states for the data processing of their state sample. 25 Report of the committee on Optimum sample sizes for North Eastern states In the light of the above, the specific recommendations of the committee are as follows: Coordinated effort by the states to resolve the non-technical issues for improving the data system in the North East, particularly data from NSS is as much important as the sample size issues for NE States. Keeping in view the utmost need for the quality data for the NE States, while noting the thrust on capacity building , an integrated office of NSSO in North East should be established on a priority basis (a) for imparting training to State DES staff (b) guiding processing of State sample data, (c) providing software and required training for their applications (d) providing guidance in acquiring appropriate hardware for data processing and finally (e) locating central processing unit for North East. In the context of the regional planning role assigned to the NEC, the committee is of the view that the NEC should give high priority in generating both adequate and quality data for the North Eastern states, which could be very useful inputs towards regional planning. Towards this end a synergy could be created by networking with regional offices of NSSO and recently established centre of Indian Statistical Institute Centre at Tezpur, which should be able to provide desired support for capability development in related fields such as sampling methodology, data processing, data analysis and informed decision support. In short, the committee strongly recommends that the Zonal office of NSSO in the North East truly emerge as proactive resource centres. NSS activities in the North Eastern region should be suitably streamlined both from the point of view of survey operations and it‟s processing. Resource augmentation for quality data generation should judiciously put emphasis on human resource development, infrastructural improvement, and functional improvement of survey operations together with increase of sample sizes. While existing sample size for generating lead indicators such as MPCE, WPR and LFPR is generally adequate in NE states, in case of Assam, the urban sample size needs augmentation by about 50% and in case of Tripura by 25% to attain the desired precision. Acknowledging the importance of controlling of non sampling errors and the importance of dedicated field staff for this, NSSO may directly collect data for central sample in these States as in other states and NSS field offices may be opened in these States. 26 Report of the committee on Optimum sample sizes for North Eastern states For this purpose, NSSO should orient its field survey setup in the four States viz. Arunachal Pradesh, Mizoram, Manipur and Tripura for improving the capabilities of human resources in the State for conducting survey and processing of NSS State Sample data. 27 Report of the committee on Optimum sample sizes for North Eastern states Appendix-Tables list of tables Table No. Description Table 2.1 Geographical area, percentage of forest cover , population and population density in different North-Eastern states 33 Table 2.2 Distribution of Population by Rural and Urban - 2001 34 Table 2.3 State-wise number of districts, area, number of villages & towns in North Eastern Region (NER) 34 Table 2.4 Percentage distribution of villages by size class of village population for NE States 35 Table 2.5 State-wise Poverty Head Count Ratio (2004-05) 35 Table 3.1 Table 3.2R Page No. st Estimates of MPCE, WPR (NSS 61 round) 36 st 37 st Distribution of persons by MPCE classes (61 round) Table 3.2U Distribution of persons by MPCE classes (61 round) 37 Table 3.3R First, second, third and fourth quintiles of distribution of MPCE in rural sector: NE States and all-India- NSS 64th round 38 Table 3.3U First, second, third and fourth quintiles of distribution of MPCE in urban sector: States and all-India NSS 64th round 38 Table 3.4 Consumption Basket (NSS 61st Round) 39 Table 3.5 Average unit-value of specific items in 61st round – comparison of Assam and other NE States (NSS 61st round) 40 Table 3.6R The average budget share in states of North-Eastern States of Rural India(61st round) 41 Table 3.6U The average budget share in states of North-Eastern States of Urban India (61st round) 42 Table 3.7R Distribution (per 1000) of usually working persons in the principal status and subsidiary status taken together by broad industry division (NIC 1998) for the north-eastern states 43 Table 3.7U Distribution (per 1000) of usually working persons in the principal status and subsidiary status taken together by broad industry division (NIC 1998) for the north-eastern states 44 Table 4.1 Sample sizes in different rounds for NE States Table 4.2 Comparison of sampling fractions for NER States and other smaller States and all-India - Rural 47 Table 4.3 Comparison of sampling fractions for NER States in relation to smaller States and all-India – Urban 48 45-46 31 Report of the committee on Optimum sample sizes for North Eastern states Table No. Description Page No. Table 4.4 Comparison of percentage of sample sizes for NER States and other smaller States and all-India - Rural 49 Table 4.5 Comparison of percentage of sample sizes for NER States and other smaller States and all-India - Urban 50 Table 4.6 RSE of MPCE - 61st round 51 st Table 4.7 RSE of WPR - 61 round 52 Table 4.8 Required sample sizes for different indicators (based on data of 61st round) Table 5.1 MPCE for Mizoram : NSS 61st Round Schedule 1.0 - URP 55 Table 5.2 MPCE for Mizoram : NSS 61st Round Schedule 1.0 - MRP 55 Table 5.3 WPR, LFPR for usual status ( PS+SS) for Mizoram : NSS 61st Round Schedule 10 56 Table 5.4 WPR, LFPR for usual status ( PS+SS) for Mizoram : NSS 61st Round Schedule 10 56 Table 5.5 WPR, LFPR by usual activity status ( PS+SS) for Mizoram : NSS 61st Round Sch 10 57 Table 5.6 WPR, LFPR by usual activity status ( PS+SS) for Mizoram : NSS 61st Round Sch 10 58 53-54 32 Report of the committee on Optimum sample sizes for North Eastern states Table 2.1: Geographical area, percentage of forest cover , population and population density in different North-Eastern states State Geographical Area Percentage area of forest cover Population (Persons) (‘000) (Sq. Km) Density (Persons/ Sq.Km) Arunachal Pradesh 83743 81.22 1098 13 Assam 78438 35.48 26656 340 Manipur 22327 77.12 2167 97 Meghalaya 22429 75.08 2319 103 Mizoram 22081 87.42 889 40 Nagaland 16579 82.09 1990 120 Sikkim 7096 45.97 541 76 Tripura 10486 77.18 3199 305 NE-total 263179 66.10 38859 148 All India 3287263 20.64 1028610 313 Source: Basic Statistics of North East 33 Report of the committee on Optimum sample sizes for North Eastern states Table 2.2 : Distribution of Population by Rural and Urban - 2001 rural percentage population to all(‘000) India population urban state total population (‘000) Arunachal Pradesh 1,098 870 0.12% 228 0.08% 20.75% 26,656 23,216 3.13% 3,439 1.20% 12.90% Manipur 2,167 1,591 0.21% 576 0.20% 26.58% Meghalaya 2,319 1,865 0.25% 454 0.16% 19.58% Mizoram 889 448 0.06% 441 0.15% 49.63% Nagaland 1,990 1,647 0.22% 343 0.12% 17.23% Sikkim 541 481 0.06% 60 0.02% 11.07% Tripura 3,199 2,653 0.36% 546 0.19% 17.06% NE-Total 38,859 32,771 4.41% 6,087 2.13% 15.66% all India 10,28,610 7,42,491 100.00% 2,86,120 100.00% 27.82% Assam population (‘000) percentage to all-India population % of urban population Source: Census 2001 Table 2. 3: State-wise number of districts, area, number of villages & towns in North Eastern Region (NER) states Arunachal Pradesh Assam no. of district area (sq. kms.) no. of villages in the state no. of villages per district no of towns in the state no. of towns per district statutory towns census towns 13 83743 4065 313 17 1 0 17 23 78438 26312 1144 125 5 80 45 Manipur 9 22,327 2391 266 33 4 28 5 Meghalaya 7 22429 6034 861 16 2 10 6 Mizoram 8 22081 817 102 22 3 72 0 Nagaland 8 16579 1317 165 9 1 8 1 Sikkim 4 7096 452 113 9 2 8 1 Tripura 4 10486 870 218 23 6 13 10 NE-Total 76 263179 42258 556 254 3 219 85 all India 593 3287263 638596 1077 5161 9 3799 1362 Source: 2001 census. 34 Report of the committee on Optimum sample sizes for North Eastern states Table 2.4: Percentage distribution of villages by size class of village population for NE States villages state Arunachal Pradesh Assam total number * percentages size classes (2001 census pop) 0 1-50 51100 101200 201500 5011000 10012000 20013000 30015000 percent of villages below avg. village size average village pop >5000 4065 5 25 22 21 17 7 3 0 0 0 214 75 26312 5 3 5 10 23 24 21 6 3 1 882 65 Manipur 2228 3 2 8 23 32 14 9 4 3 1 701 75 Meghalaya 6034 4 7 14 25 35 11 3 1 0 0 309 68 Mizoram 817 13 3 3 11 31 24 9 3 1 0 548 67 Nagaland 436 0 0 1 4 16 26 22 12 11 8 1858 67 Sikkim 452 0 5 3 2 18 35 27 6 3 2 1064 67 Tripura 870 1 0 0 1 6 11 22 21 22 15 3050 64 NER-tot 41214 4 6 8 14 24 20 16 5 3 1 - - all-India 636127 7 4 4 7 20 23 20 8 5 3 1129 68 *number of villages under NSS coverage. Table 2.5: State-wise Poverty Head Count Ratio (2004-05) as per Expert Group ( Tendulkar Committee) as per Planning Commission* state rural urban combined rural urban combined Arunachal Pradesh 22.3 3.3 19.7 33.6 23.5 31.1 Assam 22.3 3.3 19.7 36.4 21.8 34.4 Manipur 22.3 3.3 19.7 39.3 34.5 38.0 Meghalaya 22.3 3.3 19.7 14.0 24.7 16.1 Mizoram 22.3 3.3 19.7 23.0 7.9 15.3 Nagaland 22.3 3.3 19.7 10.0 4.3 9.0 Sikkim 22.3 3.3 19.7 31.8 25.9 31.1 Tripura 22.3 3.3 19.7 44.5 22.5 40.6 all India 28.3 25.7 27.5 41.8 25.7 37.2 Source : Basic statistics of NE and Economic Survey, India, 2001-2002. * Note: Poverty ratio of Assam is taken to be the poverty ratio of other NE states by the Planning Commission. 35 Report of the committee on Optimum sample sizes for North Eastern states Table 3.1 : Estimates of MPCE, WPR (NSS 61st round) rural urban MPCE MPCE items WPR (ps+ss) total expenditure (Rs.) food MPCE in % non-food MPCE in % Arunachal Pradesh 771.53 50.62% 49.38% 458 Assam 543.18 65.99% 34.01% 614.2 54.75% Meghalaya 655.31 Mizoram Nagaland WPR (ps+ss) food MPCE in % non-food MPCE in % 881.10 51.34% 48.66% 319 391 1057.98 49.50% 50.50% 336 45.25% 440 726.38 49.29% 50.71% 338 56.10% 43.90% 525 1190.08 40.36% 59.64% 373 778.35 56.95% 43.05% 521 1200.51 46.35% 53.65% 383 1010.81 54.11% 45.89% 527 1498.47 45.44% 54.56% 364 Sikkim 688.53 54.16% 45.84% 443 1106.79 41.98% 58.02% 369 Tripura 487.63 63.19% 36.81% 323 1000.54 47.15% 52.85% 298 all India 558.79 55.05% 44.95% 439 1052.36 42.51% 57.49% 365 Manipur total expenditure (Rs.) MPCE – monthly Per Capita Expenditure; WPR – Worker Population Ratio 36 Report of the committee on Optimum sample sizes for North Eastern states Table 3.2R : Distribution of persons by MPCE classes (61st round) rural per 1000 number of persons in mpce class (Rs) 0 – 235 state/UT 235 270 – – 270 320 320 – 365 365 – 410 410 – 455 455 – 510 510 – 580 580 – 690 690 – 890 890 1155 – & 1155 more estd. av. no.of MPCE persons all classes (Rs) (00) Arunachal Pradesh 10 8 24 41 50 58 87 122 147 187 141 124 1000 772 7713 Assam 14 15 64 78 104 98 118 152 177 129 33 17 1000 543 229124 Manipur 0 0 2 27 41 79 147 241 231 155 54 21 1000 614 14516 Meghalaya 0 0 0 24 22 57 123 183 276 207 83 26 1000 655 18053 Mizoram 0 0 11 12 17 17 70 116 231 283 153 90 1000 778 4280 Nagaland 0 0 0 0 0 12 5 45 157 324 211 245 1000 1011 5721 Sikkim 2 1 35 81 82 79 107 122 148 139 102 104 1000 689 4465 Tripura 26 44 105 114 120 116 140 124 96 68 27 21 1000 488 27511 all-India 48 51 99 105 102 94 99 102 104 98 50 50 1000 559 7331055 Table 3.2U: Distribution of persons by MPCE classes (61st round) urban per 1000 number of persons in mpce class (Rs) 675 – 790 790 – 930 930 1100 1380 – – – 1100 1380 1880 1880 – 2540 2540 & all more classes estd. no.of persons (00) 0 335 395 – – – 335 395 485 485 – 580 Arunachal Pradesh 11 17 93 122 121 150 125 120 153 62 18 9 1000 881 998 Assam 14 26 89 99 76 121 105 166 96 121 63 25 1000 1058 23365 Manipur 1 12 99 193 197 190 140 105 36 22 3 1 1000 726 4691 Meghalaya 0 1 15 50 134 115 100 134 129 229 66 27 1000 1190 2770 Mizoram 0 2 10 29 95 110 141 157 179 157 86 34 1000 1201 2789 Nagaland 0 0 0 7 26 40 145 140 175 227 167 74 1000 1498 2379 Sikkim 4 7 16 92 104 49 180 158 186 115 55 31 1000 1107 568 Tripura 21 60 91 109 141 102 103 84 99 112 37 40 1000 1001 4488 all-India 50 51 98 103 97 99 103 97 102 99 51 49 1000 1052 2485051 state/UT 580 – 675 av. MPCE (Rs) 37 Report of the committee on Optimum sample sizes for North Eastern states Table 3.3R: First, second, third and fourth quintiles of distribution of MPCE in rural sector: NE States and all-India- NSS 64th round rural quintile State Q1 Q2 Q3 Q4 average MPCE (Rs) no. of sample persons Arunachal Pradesh 631 775 994 1442 1087 1890 Assam 510 635 822 1034 799 4305 Manipur 631 731 836 975 843 4021 Meghalaya 645 771 895 1062 904 2753 Nagaland 986 1150 1309 1586 1335 2738 Sikkim 608 694 814 1152 917 2262 Tripura 547 626 735 988 802 4053 North-Eastern States 604 729 893 1150 923 19030 all-India 469 586 724 958 772 166621 The kth quintile is the level of MPCE below which 20k% of the rural population lies; k=1,2,3,4. The quintiles may also be called the 20 th, 40th, 60th and 80th percentiles. Table 3.3U: First, second, third and fourth quintiles of distribution of MPCE in urban sector: States and all-India NSS 64th round urban quintile State Q1 Q2 Q3 Q4 average MPCE (Rs) no. of sample persons Assam 877 1183 1409 1942 1452 1658 Manipur 773 899 980 1078 1008 1828 Mizoram 1197 1461 1753 2233 1800 1808 North-Eastern States 866 1081 1414 1959 1460 7496 all-India 714 983 1328 1950 1472 75748 The kth quintile is the level of MPCE below which 20k% of the urban population lies; k=1,2,3,4. The quintiles may also be called the 20 th, 40th, 60th and 80th percentiles. 38 Report of the committee on Optimum sample sizes for North Eastern states Table 3.4: Consumption Basket (NSS 61st Round) item item description code Assam quanti ty (kg) value (Rs) Arunachal quanti value ty (kg) (Rs) Manipur quanti value ty (kg) (Rs) Mizoram quanti value ty (kg) (Rs) Tripura quanti value ty (kg) (Rs) Sikkim quanti ty (kg) value (Rs) Nagaland quanti value ty (kg) (Rs) Meghalaya quanti value ty (kg) (Rs) All India quanti value ty (kg) (Rs) rural 129 cereal: sub-total 13.04 134.81 14.627 151.87 15.69 177.86 13.237 147.48 12.245 119.19 11.216 102.41 12.427 165.58 11.318 122.15 12.114 100.65 159 pulses & pulse prdcts: sub-total 0.622 18.25 0.56 14.22 0.447 10.82 0.574 19.25 0.384 12.43 0.491 14.71 0.861 20.07 0.315 9.36 0.705 17.91 169 milk & milk products: sub-total - 23.75 - 19.3 - 6.74 - 18.63 - 17.97 - 61.46 - 39.92 - 11.9 - 47.31 179 edible oil: subtotal 0.455 26.58 0.514 14.78 0.591 14.7 0.511 27.89 0.396 23.98 0.523 33.73 0.192 12.85 0.361 20.49 0.484 25.72 189 egg, fish & meat: sub-total - 55.01 - 81.44 - 44.07 - 80.86 - 58.36 - 45.05 - 146.86 - 84.09 - 18.6 229 vegetables: subtotal - 53.51 - 60.33 - 37.51 - 88.75 - 43.2 - 62.49 - 89.02 - 52.69 - 36.23 249 fruits (fresh): subtotal - 5.05 - 7.67 - 6.21 - 8.58 - 5.44 - 5.41 - 10.73 - 7.75 - 8.44 269 sugar: sub-total 0.461 8.62 0.412 8.16 0.268 5.29 0.769 15.1 0.375 5.66 0.438 7.81 0.611 11.15 0.603 12.12 0.741 13.25 urban 129 cereal: sub-total 11.92 144.02 12.62 131.34 15.38 166.00 12.08 143.02 12.19 156.59 10.22 113.61 12.61 172.42 10.39 130.40 9.94 105.82 159 pulses & pulse prdcts: sub-total 0.77 23.80 0.68 21.01 0.53 13.44 0.62 21.33 0.57 18.65 0.61 17.84 0.89 23.18 0.39 11.72 0.82 23.62 169 milk & milk products: sub-total - 50.05 - 43.24 - 12.07 - 46.93 - 48.97 - 72.13 - 63.08 - 38.10 - 83.30 179 edible oil: subtotal 0.65 38.62 0.53 32.93 0.33 22.47 0.72 32.85 0.60 35.43 0.61 38.36 0.94 20.54 0.56 33.30 0.66 36.37 189 egg, fish & meat: sub-total - 82.38 - 84.88 - 48.02 - 115.23 - 93.76 - 54.95 - 172.44 - 102.85 - 28.47 229 vegetables: subtotal - 67.87 - 67.60 - 38.08 - 111.88 - 58.73 - 80.49 - 107.47 - 59.07 - 49.91 249 fruits (fresh): subtotal - 14.01 - 12.89 - 6.49 - 12.16 - 12.87 - 14.20 - 26.22 - 14.11 - 18.60 269 sugar: sub-total 0.60 11.91 0.54 10.52 0.30 5.93 0.85 14.90 0.52 8.36 0.53 10.20 0.55 11.43 0.67 13.76 0.87 15.88 39 Report of the committee on Optimum sample sizes for North Eastern states Table 3.5 : Average unit-value of specific items in 61st round – comparison of Assam and other NE States (NSS 61st round) sec item item-description other NE States ASSAM % difference=> 100*(NES-ASSAM) /ASSAM rural 1 102 Rice 11.10 10.43 6.424 1 144 Masur 32.20 31.54 2.093 1 160 Milk :Liquid 13.03 15.56 -16.260 1 171 Mustard oil 49.82 58.49 -14.823 1 180 Eggs(no.) 2.37 2.19 8.219 1 181 Fish, prawn 1 182 Goat meat/mutton 1 190 1 1 60.01 57.89 3.662 102.82 114.40 -10.122 Potato 7.67 7.53 1.859 191 Onion 12.21 11.43 6.824 261 Sugar 20.64 20.16 2.381 urban 2 102 Rice 11.89 11.91 -0.168 2 144 Masur 32.39 30.88 4.890 2 160 Milk :Liquid 16.96 17.19 -1.338 2 171 Mustard oil 51.49 59.27 -13.126 2 180 Eggs(no.) 2.28 2.11 8.057 2 181 Fish, prawn 64.34 73.64 -12.629 2 182 Goat meat/mutton 78.20 117.99 -33.723 2 190 Potato 9.75 7.77 25.483 2 191 Onion 14.45 11.04 30.888 2 261 Sugar 20.56 20.18 1.883 40 Report of the committee on Optimum sample sizes for North Eastern states Table 3.6R: The average budget share in states of North-Eastern States of Rural India(61st round) item-group Sikkim Arunachal Pradesh Nagaland Manipur Mizoram Tripura Meghalaya Assam cereal 13.85 20.60 16.45 27.71 17.75 23.36 18.18 23.76 pulses 1.98 1.91 1.91 1.67 2.29 2.43 1.37 3.16 Milk and milk products 8.29 2.59 3.81 1.04 2.21 3.51 1.74 4.12 oils and fats 4.55 1.98 1.22 2.26 3.31 4.69 3.00 4.61 Meat, Fish and Eggs 6.08 10.92 14.00 6.78 9.60 11.41 12.32 9.54 Vegetables 8.43 8.09 8.49 5.77 10.53 8.45 7.72 9.28 Fruits 0.74 1.10 1.04 0.99 1.03 1.08 1.19 0.92 Sugar, honey, etc. 1.05 1.09 1.06 0.81 1.79 1.11 1.78 1.49 salt and spices 0.94 1.24 0.75 1.74 1.14 1.96 0.89 1.59 Non-alcoholic beverages 1.94 1.97 1.56 1.84 1.86 1.21 2.32 1.82 prepared meals 2.45 0.97 2.43 1.45 1.28 1.06 3.45 2.24 pan, supari and tobacco 2.79 6.18 3.60 2.35 4.45 4.55 7.60 4.08 10.57 14.66 9.27 12.49 10.80 9.40 8.38 9.54 clothing & bedding 9.03 5.85 6.62 5.32 6.89 6.31 7.21 6.77 Footwear 2.82 1.37 2.44 1.48 4.03 0.77 1.69 0.98 Housing 4.23 1.52 1.08 0.88 0.82 0.91 1.33 1.43 Education 4.91 2.24 7.93 6.86 3.29 4.32 3.44 2.77 Medical care 0.52 1.82 0.95 2.57 1.95 3.77 1.81 1.97 Recreation and amusement 2.38 1.27 1.30 1.26 1.44 0.40 0.91 0.81 Transport and Communication 6.46 3.69 5.39 6.87 2.48 3.08 6.08 2.50 Personal care and effects 3.01 4.05 3.06 3.53 3.37 2.54 2.70 2.61 Household requisites 2.09 4.22 5.37 3.78 7.31 2.53 4.38 3.38 others 0.88 0.68 0.27 0.54 0.38 1.15 0.50 0.61 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 Fuel and light total 41 Report of the committee on Optimum sample sizes for North Eastern states Table 3.6U: The average budget share in states of North-Eastern States of Urban India (61st round) item-group Sikkim Arunachal Pradesh Nagaland Manipur Mizoram Tripura Meghalaya Assam cereal 8.84 13.55 10.03 17.45 9.94 14.03 8.65 11.12 pulses 1.39 2.16 1.34 1.41 1.47 1.67 0.77 1.83 Milk and milk products 5.61 4.45 3.64 1.27 3.24 4.38 2.52 3.84 oils and fats 2.99 3.39 1.18 2.36 2.27 3.17 2.20 2.96 Meat, Fish and Eggs 4.28 8.73 9.94 5.03 7.95 8.39 6.80 6.32 Vegetables 6.26 6.95 6.20 3.99 7.72 5.26 3.90 5.21 Fruits 1.13 1.44 1.56 0.74 0.87 1.23 1.00 1.18 Sugar, honey, etc. 0.79 1.08 0.66 0.62 1.03 0.75 0.91 0.91 salt and spices 0.71 1.32 0.61 1.29 0.67 1.11 0.51 0.95 Non-alcoholic beverages 1.69 1.80 1.57 1.91 1.76 1.17 1.71 1.74 prepared meals 2.46 1.67 2.60 1.51 1.53 1.08 2.77 4.13 pan, supari and tobacco 1.87 3.10 2.55 2.09 4.44 2.24 4.42 2.34 Fuel and light 7.08 9.56 6.38 10.21 7.50 8.01 6.84 8.07 clothing & bedding 7.06 7.22 5.68 4.41 6.05 5.22 5.02 5.10 Footwear 2.17 1.83 2.13 1.34 3.53 0.70 1.60 0.89 Housing 24.35 9.04 12.97 22.09 16.35 15.74 26.08 19.52 Education 5.12 3.36 8.58 6.26 4.27 5.94 6.36 5.60 Medical care 0.87 3.04 0.87 2.39 1.28 5.93 1.53 2.44 Recreation and amusement 4.12 2.53 2.83 1.31 2.99 1.26 2.30 1.87 Transport and Communication 6.02 4.23 10.39 5.74 5.39 5.56 8.72 7.25 Personal care and effects 2.97 4.59 3.02 2.91 2.89 2.43 1.78 2.53 Household requisites 1.52 4.35 4.91 3.00 6.48 3.76 3.00 3.63 others 0.69 0.61 0.35 0.67 0.40 0.98 0.61 0.58 100.00 100.00 100.00 100.00 100.00 100.00 100.00 100.00 total 42 Report of the committee on Optimum sample sizes for North Eastern states Table 3.7R Distribution (per 1000) of usually working persons in the principal status and subsidiary status taken together by broad industry division (NIC 1998) for the north-eastern states Rural broad industry division electri- constrtrade, city, uction hotel & water, restauetc. rant agriculture, etc. mining & quarring manufacturing (01 – 05) (10 – 14) (15 – 37) (40 – 41) Arunachal Pradesh 740 0 4 15 50 36 11 10 134 Manipur 694 5 31 0 50 53 34 3 129 1000 Meghalaya 792 19 29 7 39 45 18 0 49 1000 Mizoram 849 0 10 1 14 26 9 3 88 1000 Nagaland 696 0 17 8 24 65 25 5 159 1000 Sikkim 547 5 36 18 106 77 58 0 153 1000 Tripura 424 0 44 0 123 121 43 1 244 1000 all-India 665 6 79 2 68 83 38 7 52 1000 Arunachal Pradesh 927 0 3 0 28 4 0 2 36 1000 Manipur 691 6 172 0 1 87 0 0 44 1000 Meghalaya 848 4 47 0 1 66 1 0 31 1000 Mizoram 911 0 7 0 5 49 0 0 29 1000 Nagaland 904 0 25 0 8 30 1 1 32 1000 Sikkim 719 10 7 2 29 105 0 0 128 1000 Tripura 486 0 102 0 52 26 1 0 332 1000 all-India 833 3 84 0 15 25 2 1 38 1000 Arunachal Pradesh 819 0 4 9 40 23 6 6 92 1000 Manipur 693 5 86 0 31 66 21 2 95 1000 Meghalaya 818 13 37 4 22 55 11 0 41 1000 Mizoram 874 0 9 0 10 35 5 2 65 1000 Nagaland 793 0 21 4 17 49 14 3 100 1000 Sikkim 605 6 26 12 80 86 39 0 144 1000 Tripura 432 0 51 0 114 109 37 1 256 1000 all-India 727 5 81 2 49 61 25 5 45 1000 state/u.t. transport, etc. other services fin. pub. inter, admin. business educn. act. etc. comm.. serv. etc all (45) (50 – 55) ( 60 – 64) ( 65 – 74) (75 – 99) (01 – 99) male 1000 female person 43 Report of the committee on Optimum sample sizes for North Eastern states Table 3.7U Distribution (per 1000) of usually working persons in the principal status and subsidiary status taken together by broad industry division (NIC 1998) for the north-eastern states urban broad industry division electri- constr trade, transcity, hotel & port, water, uction restauetc. etc. rant agriculture, etc. mining & quarring manufacturing (01 – 05) (10 – 14) (15 – 37) (40 -41) (45) 47 0 45 3 90 256 30 16 513 1000 315 0 78 0 65 170 60 10 300 1000 25 4 89 14 83 183 88 24 488 1000 Mizoram 326 1 49 0 72 112 40 11 388 1000 Nagaland 53 0 45 15 51 425 73 12 326 1000 Sikkim 2 0 108 1 118 329 71 62 309 1000 Tripura 46 0 77 6 61 300 52 20 437 1000 all-India 61 9 235 8 92 280 107 59 149 1000 Arunachal Pradesh 353 0 0 0 47 142 0 0 459 1000 Manipur 215 0 290 0 0 261 0 18 216 1000 13 0 22 20 4 112 0 5 824 1000 Mizoram 424 0 57 0 14 277 3 14 212 1000 Nagaland state/u.t. (50- 55) ( 60 – 64) other services fin. pub. inter, admin. business educn. act. etc. comm.. serv. etc ( 65 – 74) (75 – 99) all (01 – 99) male Arunachal Pradesh Manipur Meghalaya female Meghalaya 285 0 107 9 5 360 5 0 228 1000 Sikkim 0 0 36 27 27 364 0 0 547 1000 Tripura 16 0 85 0 80 131 0 10 678 1000 181 2 282 2 38 122 14 32 327 1000 Arunachal Pradesh 111 0 36 2 81 232 23 13 502 1000 Manipur 283 0 148 0 44 200 40 13 273 1000 20 2 60 16 49 152 50 16 635 1000 Mizoram 361 1 52 0 51 172 27 12 324 1000 Nagaland 129 0 66 13 35 404 51 8 294 1000 Sikkim 2 0 93 7 99 336 56 49 360 1000 Tripura 41 0 78 5 64 272 43 19 479 1000 all-India 88 8 246 7 80 246 86 53 187 1000 all-India person Meghalaya 44 Report of the committee on Optimum sample sizes for North Eastern states Table 4.1: Sample sizes in different rounds for NE States rural no of villages in frame state Arunachal Pradesh round 61st 62nd 63rd 64th 65th 66th 67th 4065 156 71 64 88 104 140 144 26312 340 238 256 200 376 328 320 Manipur 2228 220 56 96 192 192 172 104 Meghalaya 6034 116 57 68 128 128 108 80 Mizoram 817 80 39 36 64 64 80 88 Nagaland 371 96 47 32 128 80 88 104 Sikkim 452 92 38 24 120 88 76 32 Tripura 870 176 103 120 216 216 164 136 NE-total 41149 1276 649 696 1136 1248 1156 1008 all-India 636127 8124 4847 5601 7984 8188 7508 8380 Assam Table 4.1: Sample sizes in different rounds for NE States urban state Arunachal Pradesh no of blocks in frame round 61st 62nd 63rd 64th 65th 66th 67th 380 60 24 51 56 40 76 48 4682 92 112 140 104 88 104 168 Manipur 849 100 64 62 96 96 148 56 Meghalaya 892 44 40 56 48 48 52 48 Mizoram 524 112 64 97 96 96 112 48 Nagaland 398 32 32 65 48 32 40 32 Sikkim 115 20 22 28 24 24 20 24 Tripura 774 56 80 85 72 72 68 64 NE-total 8604 516 438 584 544 496 620 488 4660 5150 7721 4704 4764 5276 7620 446611 446633 * Assam all-India –sample no. of blocks all-India –no. of 390913 * * 415438 blocks in frame * mixed frame – Economic Census(EC) and Urban Frame Survey (UFS ) 45 Report of the committee on Optimum sample sizes for North Eastern states Table 4.1: Sample sizes in different rounds for NE States rural + urban round state 61st 62nd 63rd 64th 65th 66th 67th Arunachal Pradesh 216 95 115 144 144 216 192 Assam 432 350 396 304 464 432 488 Manipur 320 120 158 288 288 320 160 Meghalaya 160 97 124 176 176 160 128 Mizoram 192 103 133 160 160 192 136 Nagaland 128 79 97 176 112 128 136 Sikkim 112 60 52 144 112 96 56 Tripura 232 183 205 288 288 232 200 NE Total 1792 1087 1280 1680 1744 1776 1496 all-India 12784 9997 13322 12688 12952 12784 16000 46 Report of the committee on Optimum sample sizes for North Eastern states Table 4.2: Comparison of sampling fractions for NER States and other smaller States and all-India Rural round state number of census villages (N) ** 61st number of sample FSUs (n) 64th 100*Sampling fraction (100*N/n) number of sample FSUs (n) 65th 100*Sampling fraction (100*N/n) number of sample FSUs (n) 66th 100* Sampling fraction (100*N/n) number of sample FSUs (n) 100*Sampling fraction (100*N/n) NE states Arunachal Pradesh 4065 156 3.8 88 2.2 104 2.6 140 3.4 26312 340 1.3 200 0.8 376 1.4 328 1.2 Manipur 2228 220 9.9 192 8.6 192 8.6 172 7.7 Meghalaya 6034 116 1.9 128 2.1 128 2.1 108 1.8 Mizoram 817 80 9.8 64 7.8 64 7.8 80 9.8 Nagaland 371 96 25.9 128 34.5 80 21.6 88 23.7 Sikkim 452 92 20.4 120 26.5 88 19.5 76 16.8 Tripura 870 176 20.2 216 24.8 216 24.8 164 18.9 41149 1276 3.1 1136 2.8 1248 3.0 1156 2.8 Assam NE-total other smaller states 8 33.3 Chandigarh 24 8 33.3 8 33.3 4 16.7 Uttarakhand 16826 148 0.9 104 0.6 72 0.4 132 0.8 Delhi 165 8 4.8 16 9.7 16 9.7 8 4.8 Dadra & NH 70 16 22.9 16 22.9 16 22.9 12 17.1 Daman & Diu 23 8 34.8 16 69.6 16 69.6 8 34.8 Goa 359 16 4.5 16 4.5 16 4.5 20 5.6 Puducherry 92 16 17.4 16 17.4 40 43.5 16 17.4 416 52 12.5 32 7.7 24 5.8 36 8.7 1.3 7984 1.3 8188 1.3 7508 1.2 A & N Island all-India* *Excluding Kerala; 636127 8124 ** villages under NSS coverage 47 Report of the committee on Optimum sample sizes for North Eastern states Table 4.3: Comparison of sampling fractions for NER States in relation to smaller States and all-India Urban round 61 state no. of UFS blocks in the frame (N)** 64th st no. of sample FSUs (n) 100* Sampling fraction (100*N/n) no. of UFS blocks in the frame (N) no. of sample FSUs (n) 65th 100* Sampling fraction (100*N/n) no. of UFS blocks in the frame (N) no. of sample FSUs (n) 66th 100* Sampling fraction (100*N/n) no. of UFS blocks in the frame (N) no. of sample FSUs (n) 100* Sampling fraction (100*N/n) North-Eastern states Arunachal Pradesh 209 60 28.7 380 56 14.7 380 40 10.5 380 76 20.0 3815 92 2.4 4094 104 2.5 4682 88 1.9 4682 104 2.2 Manipur 805 100 12.4 716 96 13.4 849 96 11.3 849 148 17.4 Meghalaya 752 44 5.9 891 48 5.4 892 48 5.4 892 52 5.8 Mizoram 524 112 21.4 518 96 18.5 514 96 18.7 514 112 21.8 Nagaland 280 32 11.4 312 48 15.4 398 32 8 398 40 10.1 Sikkim 110 20 18.2 115 24 20.9 115 24 20.9 115 20 17.4 Tripura NE-total 618 56 9.1 754 72 9.5 774 72 9.3 774 68 8.8 7113 516 7.3 7780 544 7.0 8604 496 5.8 8604 620 7.2 Chandigarh 1416 32 2.3 1416 other smaller states 40 2.8 1517 40 2.6 1517 36 2.4 Uttarakhand 2951 76 2.6 3296 64 1.9 3421 40 1.2 3421 92 2.7 18210 120 0.7 22658 144 0.6 21269 272 1.3 21269 120 0.6 Dadra & NH 26 8 30.8 26 16 61.5 95 16 16.8 95 12 12.6 Daman & Diu 105 8 7.6 105 16 15.2 119 16 13.4 119 8 6.7 Goa 789 24 3 860 24 2.8 1045 24 2.3 1045 36 3.4 Puducherry 830 56 6.7 839 40 4.8 1041 16 1.5 1041 56 5.4 A & N Island all-India* 148 36 24.3 178 24 13.5 202 16 7.9 202 36 17.8 1.1 446611 4764 1.1 446633 5276 1.2 Assam Delhi 390913 4660 *Excluding Kerala; 1.2 415438 4704 ** villages under NSS coverage 48 Report of the committee on Optimum sample sizes for North Eastern states Table 4.4: Comparison of percentage of sample sizes for NER States and other smaller States and all-India rural pop of State as percenta ge of all-India populati on round 870 0.1 156 64th sample size number of State as of percentage sample of all-India FSUs (n) sample size NE states 1.9 88 1.1 23216 3.1 340 4.2 200 Manipur 1591 0.2 220 2.7 Meghalaya 1865 0.3 80 Mizoram 448 0.1 Nagaland 642 Sikkim Tripura State Arunachal Pradesh Assam NE-total Chandigarh Uttarakhand Delhi Dadra & NH Daman & Diu Goa Puducherry A & N Island all-India census populati on (’000) 61st sample size number of State as of percentage sample of all-India FSUs (n) sample size 65th sample size number of State as of percentage sample of all-India FSUs (n) sample size 66th sample size number of State as of percentage sample of all-India FSUs (n) sample size 104 1.3 140 1.9 2.5 376 4.6 328 4.4 192 2.4 192 2.3 172 2.3 1.0 64 0.8 64 0.8 80 1.1 116 1.4 128 1.6 128 1.6 108 1.4 0.1 96 1.2 128 1.6 80 1 88 1.2 481 0.1 92 1.1 120 1.5 88 1.1 76 1 2653 0.4 176 2.2 216 2.7 216 2.6 164 2.2 32771 4.4 1276 15.7 1136 14.2 1248 15.2 1156 15.4 92 6310 945 170 101 677 326 237 742491 0.01 0.8 0.1 0.02 0.01 0.1 0.04 0.03 100 8 148 8 16 8 16 16 52 8124 other smaller states 0.1 8 1.8 104 0.1 16 0.2 16 0.1 16 0.2 16 0.2 16 0.6 32 100 7984 0.1 1.3 0.2 0.2 0.2 0.2 0.2 0.4 100 8 72 16 16 16 16 40 24 8188 0.1 0.9 0.2 0.2 0.2 0.2 0.5 0.3 100 4 132 8 12 8 20 16 36 7508 0.1 1.8 0.1 0.2 0.1 0.3 0.2 0.5 100 49 Report of the committee on Optimum sample sizes for North Eastern states Table 4.5: Comparison of percentage of sample sizes for NER States and other smaller States and all-India urban State census popn. (’000) pop of State as percentage of all-India popn. round 228 0.08 60 64th sample size number of State as of percentage of sample all-India FSUs (n) sample size NE states 1.29 56 1.19 3439 1.20 92 1.97 104 Manipur 586 0.20 100 2.15 Meghalaya 454 0.16 44 Mizoram 441 0.15 Nagaland 343 Sikkim Tripura Arunachal Pradesh Assam NE-total Chandigarh Uttarakhand Delhi Dadra & NH Daman & Diu Goa Puducherry A & N Island all-India 61st sample size number of State as of percentage of sample all-India FSUs (n) sample size 65th sample size of number State as of percentage of sample all-India FSUs (n) sample size 66th sample size number of State as of percentage of sample all-India FSUs (n) sample size 40 0.84 76 1.44 2.21 88 1.85 104 1.97 96 2.04 96 2.02 148 2.81 0.94 48 1.02 48 1.01 52 0.99 112 2.4 96 2.04 96 2.02 112 2.12 0.12 32 0.69 48 1.02 32 0.67 40 0.76 60 0.02 20 0.43 24 0.51 24 0.5 20 0.38 546 0.19 56 1.2 72 1.53 72 1.51 68 1.29 6097 2.12 516 11.07 544 11.56 496 10.41 620 11.75 809 2169 12889 50 57 671 649 116 286048 0.28 0.76 4.51 0.02 0.02 0.23 0.23 0.04 100 32 76 120 8 8 24 56 36 4660 0.85 1.36 3.06 0.34 0.34 0.51 0.85 0.51 100 40 40 272 16 16 24 16 16 4764 0.84 0.84 5.71 0.34 0.34 0.5 0.34 0.34 100 36 92 120 12 8 36 56 36 5276 0.68 1.74 2.27 0.23 0.15 0.68 1.06 0.68 100 other smaller states 0.69 40 1.63 64 2.58 144 0.17 16 0.17 16 0.52 24 1.2 40 0.77 24 100 4704 50 Report of the committee on Optimum sample sizes for North Eastern states Table 4.6: RSE of MPCE - 61st round state /ut rural food all non-food NE States all urban food non-food Arunachal Pradesh 2.9 2.4 5.1 3.1 3.4 5.7 Assam 1.4 1.2 2.6 6.2 3.5 9.5 Manipur 1.4 0.9 2.9 1.7 1.5 2.9 Meghalaya 1.7 1.6 3.3 3.8 2.6 6.4 Mizoram 2.6 2.3 5.7 2.2 1.9 3.9 Nagaland 2.7 2.1 4.3 4.0 2.8 6.0 Sikkim 4.6 2.2 8.5 4.9 5.4 6.6 Tripura 1.8 5.6 3.0 9.2 8.2 6.0 7.0 6.9 10.3 15.8 11.9 15.6 4.5 5.2 3.4 4.3 7.2 5.3 6.1 3.2 6.1 3.3 10.4 9.9 10.0 9.6 14.1 22.5 19.8 30.3 6.3 Chandigarh Uttarakhand Delhi Dadra & NH Daman & Diu Goa A & N Island Lakshadweep Puducherry Andhra Pradesh Bihar Chhattisgarh Gujarat Haryana Himachal Pradesh Jammu & Kashmir Jharkhand Karnataka Kerala Maharashtra Madhya Pradesh Orissa Punjab Rajasthan Tamil Nadu Uttar Pradesh West Bengal all-India 10.0 4.5 14.4 11.6 11.0 8.1 10.6 28.5 7.8 1.5 1.0 3.0 2.0 9.2 2.7 1.8 1.6 2.9 2.5 1.8 1.5 1.7 1.9 1.4 3.4 1.2 2.0 0.6 1.3 3.5 other smaller states 9.1 11.1 1.8 9.3 10.8 18.2 9.7 15.2 8.4 15.4 5.7 12.0 2.6 25.2 15.3 41.6 7.6 10.2 other states 1.0 2.7 0.7 1.8 1.9 5.5 1.5 3.8 3.4 15.5 1.5 4.5 1.4 2.8 1.4 3.1 1.4 5.5 1.4 3.9 1.0 3.0 1.2 2.4 1.3 3.0 1.4 3.0 1.1 2.5 1.3 6.6 0.8 2.3 1.0 4.1 0.3 1.1 3.7 5.1 11.3 2.9 5.3 9.7 3.3 5.6 3.4 4.7 2.4 5.7 5.6 10.2 10.5 2.3 5.0 3.2 1.2 2.1 3.3 4.3 2.1 2.8 3.1 2.5 3.1 2.3 3.0 1.4 2.3 4.3 2.7 2.5 1.5 2.3 2.1 0.6 5.5 7.5 16.8 4.1 7.5 16.0 4.5 8.5 4.9 6.3 3.5 8.6 8.2 16.2 16.9 3.3 7.6 4.5 1.7 MPCE – Uniform Reference Period (URP) of 30 days 51 Report of the committee on Optimum sample sizes for North Eastern states Table 4.7: RSE of WPR - 61st round rural state /ut WPR(F) WPR(P) urban PU(P) WPR(F) WPR(P) PU(P) NE states Arunachal Pradesh 4.3 2.8 37.2 14.1 6.7 40.8 Assam 5.3 1.7 15.4 18.2 4.9 29.2 Manipur 4.5 2.6 25.7 6.1 2.3 23.6 Meghalaya 2.6 1.6 46.6 13.8 6.5 33.1 Mizoram 4.1 2.3 43.5 5.2 2.6 21.0 Nagaland 3.3 2.4 20.8 9.6 4.8 43.0 Sikkim 4.9 2.2 26.2 19.8 4.9 41.7 Tripura 8.7 1.8 10.6 13.2 4.7 10.7 18.8 10.4 14.3 33.2 21.5 15.6 9.7 13.0 21.7 3.9 4.0 3.2 13.7 5.9 3.9 3.9 4.4 10.0 58.8 20.2 22.6 37.5 80.8 31.5 24.9 19.7 18.6 5.6 16.6 12.4 7.1 8.5 11.4 5.5 16.1 5.6 6.0 3.2 6.3 6.7 7.4 10.3 3.9 7.9 6.8 1.7 2.2 4.7 3.7 2.6 1.9 5.7 2.1 4.7 1.9 2.5 1.4 1.7 2.7 2.3 3.1 1.4 1.8 1.8 0.5 13.3 25.2 20.5 25.2 15.2 34.5 13.2 24.9 14.6 8.0 10.1 16.5 13.6 12.2 17.8 10.0 13.0 10.7 3.5 Chandigarh Uttarakhand Delhi Dadra & NH Daman & Diu Goa A & N Island Lakshadweep Puducherry Andhra Pradesh Bihar Chhattisgarh Gujarat Haryana Himachal Pradesh Jammu & Kashmir Jharkhand Karnataka Kerala Maharashtra Madhya Pradesh Orissa Punjab Rajasthan Tamil Nadu Uttar Pradesh West Bengal all-India 70.9 3.5 77.5 45.7 6.3 22.2 10.6 4.1 58.1 1.4 4.3 2.5 2.5 3.9 1.8 3.9 3.5 1.9 3.0 1.3 2.1 2.8 3.3 2.3 1.9 2.3 3.8 0.6 other smaller states 25.1 98.1 1.9 27.0 15.8 96.4 3.0 103.6 6.2 54.5 8.2 18.2 4.2 25.3 2.0 10.4 18.5 68.6 other states 0.9 14.0 1.3 15.1 1.5 29.6 1.4 23.1 1.7 16.1 1.3 15.5 1.5 15.7 1.7 15.8 1.0 17.9 1.4 5.4 0.8 14.0 1.0 26.9 1.2 10.4 1.5 14.2 1.2 17.0 1.1 13.9 1.0 13.8 1.1 10.0 0.3 3.2 52 Report of the committee on Optimum sample sizes for North Eastern states Table 4.8: Required sample sizes for different indicators (based on data of 61st round) indicator MPCE – all MPCE – Food required sample size of fsus at desired rse level* data analysed for schedule 1.0 1.0 state WPRPersons 1.0 10 10% rural urban rural urban Arunachal Pradesh c. s. c.s. c. s. c. s. Assam c. s. 142(92) c. s. c. s. Manipur c. s. c.s. c. s. c. s. Meghalaya c. s. c.s. c. s. c. s. Mizoram c. s. c.s. c. s. c. s. Nagaland c. s. c.s. c. s. c. s. Sikkim c. s. c.s. c. s. c. s. Tripura c. s. 71(56) c. s. c. s. Arunachal Pradesh c. s. c. s. c. s. c. s. Assam c. s. c. s. c. s. c. s. Manipur c. s. c. s. c. s. c. s. Meghalaya c. s. c. s. c. s. c. s. Mizoram c. s. c. s. c. s. c. s. Nagaland c. s. c. s. c. s. c. s. Sikkim c. s. c. s. c. s. c. s. Tripura c. s. c. s. c. s. c. s. 161(156) 79(60) c. s. c. s. Assam c.s. 334(92) c. s. Manipur c.s. c.s. c. s. c. s. Meghalaya c.s. 72(44) c. s. c. s. Mizoram 149(116) c.s. c. s. c. s. Nagaland c.s. 46(32) c. s. c. s. Sikkim 268(92) 35(20) c. s. c. s. Tripura c.s. 188(56 ) c. s. c. s. Arunachal Pradesh c. s. 108(60 ) c.s. c. s. Assam c. s. c. s. c. s. c. s. Manipur c. s. c. s. c. s. c. s. Meghalaya c. s. c. s. c. s. c. s. Mizoram c. s. c. s. c. s. c. s. Nagaland c. s. c. s. c. s. c. s. Sikkim c. s. c. s. c. s. c. s. Tripura c. s. c. s. c. s. c. s. Arunachal Pradesh MPCE – Non-Food 5% 53 Report of the committee on Optimum sample sizes for North Eastern states Table 4.8: Required sample sizes for different indicators (based on data of 61st round) indicator WPRMale required sample size of fsus at desired rse level* data analysed for schedule 10 state PUpersons 10 10% rural urban rural urban Arunachal Pradesh c. s. c. s. c. s. c. s. Assam c. s. c. s. c. s. c. s. Manipur c. s. c. s. c. s. c. s. Meghalaya c. s. c. s. c. s. c. s. Mizoram c. s. c. s. c. s. c. s. Nagaland c. s. c. s. c. s. c. s. Sikkim c. s. c. s. c. s. c. s. Tripura c. s. c. s. c. s. c. s. Arunachal Pradesh c. s. 477(60) c. s. 119(60) 382(340 ) 1219(92) c. s. 305(92) Manipur c. s. 149(100) c. s. c. s. Meghalaya c. s. 335(44) c. s. c. s. Mizoram c. s. 121(112) c. s. c. s. Nagaland c. s. 118(32) c. s. c. s. Sikkim c. s. 314(20) c. s. 78(20) Tripura 533(176) c. s. c. s. 98(56) Arunachal Pradesh 2159(156) 999(60) Assam 806(340) 784(92) Manipur 1453(220) 557(100) Meghalaya 2519(80) 482(112) Mizoram 1514(116) 494(44) Nagaland 415(96) 592(32) Sikkim 632(92) 348(20) Tripura 198(176) 64(56) Assam WPRFemale 5% * sample size estimated under the assumption that RSE „r‟ 1 n c.s – current size Figures within the parenthesis indicate the current sample size for the state and sector. 54 Report of the committee on Optimum sample sizes for North Eastern states Table 5.1: MPCE for Mizoram : NSS 61st Round Schedule 1.0 - URP item group MPCE RSE central state central state rural total: food group 443.25 448.12 2.37 2.51 total: non-food group 335.10 306.28 5.30 4.78 total 778.35 754.4 2.56 2.56 800 800 total: food group 556.44 576.66 1.82 1.94 total: non-food group 644.07 670.90 3.68 3.53 1200.51 1247.56 2.24 2.48 1112 1110 sample size (hhd) urban total sample size (hhd) Table 5.2: MPCE for Mizoram : NSS 61st Round Schedule 1.0 - MRP item group MPCE RSE central state central state total: food group 443.25 448.12 2.37 2.51 total: non-food group 398.80 370.49 3.66 3.39 total 842.52 818.84 2.29 2.39 800 800 total: food group 556.42 576.66 1.82 1.94 total: non-food group 710.76 774.77 2.58 3.45 1267.63 1351.67 1.97 2.46 1112 1110 rural sample size (hhd) urban total sample size (hhd) 55 Report of the committee on Optimum sample sizes for North Eastern states Table 5.3: WPR, LFPR for usual status ( PS+SS) for Mizoram : NSS 61st Round Schedule 10 activity status male estimated number (’00) number per 1000 (WPR/LFPR) central state central worker 594 567 1282 1195 1189 1117 in labour force 597 568 1288 1199 1201 1123 1000 1000 2159 2110 2083 2054 worker 441 375 853 715 749 612 in labour force 441 377 854 718 750 617 1000 1000 1935 1904 1918 1894 worker 521 476 2135 1910 1938 1729 in labour force 523 478 2142 1917 1951 1740 1000 1000 4095 4013 4001 3948 all state rural sample size (persons) central state female all persons all Table 5.4: WPR, LFPR for usual status ( PS+SS) for Mizoram : NSS 61st Round Schedule 10 urban activity status male estimated number (’00) WPR / LFPR central state sample size central state central state worker 484 456 666 634 1313 1236 in labour force 491 463 676 645 1341 1254 1000 1000 1376 1392 2717 2625 worker 281 277 382 398 732 752 in labour force 288 281 392 404 756 767 1000 1000 1361 1438 2623 2677 worker 383 365 1048 1032 2045 1988 in labour force 390 371 1068 1049 2097 2021 1000 1000 2737 2831 5340 5302 all female all persons all 56 Report of the committee on Optimum sample sizes for North Eastern states Table 5.5: WPR, LFPR by usual activity status ( PS+SS) for Mizoram : NSS 61st Round Sch. 10 rural usual activity male status estimated person(’00) WPR sample size central state central 526 503 1135 1060 892 820 31 55 56 120 118 264 268 41&51 13 8 27 17 33 29 11-51 594 567 1282 1195 1189 1117 3 2 6 3 12 6 11-81 597 568 1288 1199 1201 1123 91-99 403 432 871 911 882 931 11-99 1000 1000 2159 2110 2083 2054 422 365 818 695 697 568 12 7 24 14 43 37 6 3 12 6 9 7 441 375 853 715 749 612 0 2 1 3 1 5 11-81 441 377 854 718 750 617 91-99 559 623 1082 1186 1168 1277 11-99 1000 1000 1935 1904 1918 1894 477 437 1952 1755 1589 1388 31 35 33 144 132 307 305 41&51 10 6 39 23 42 36 11-51 521 476 2135 1910 1938 1729 2 2 7 6 13 11 11-81 523 478 2142 1917 1951 1740 91-99 477 522 1953 2097 2050 2208 11-99 1000 1000 4095 4013 4001 3948 11-21 81 state central state female 11-21 31 41&51 11-51 81 persons 11-21 81 57 Report of the committee on Optimum sample sizes for North Eastern states Table 5.6: WPR, LFPR by usual activity status ( PS+SS) for Mizoram : NSS 61st Round Sch. 10 urban usual activity male status estimated number (’00) WPR Central State Central 11-21 239 213 329 297 628 590 31 200 200 275 278 532 484 41&51 44 43 61 60 153 162 11-51 484 456 666 634 1313 1236 8 8 11 11 28 18 11-81 491 463 676 645 1341 1254 91-99 509 537 700 747 1376 1371 11-99 1000 1000 1376 1392 2717 2625 212 204 289 293 533 549 60 62 82 90 168 163 8 11 11 15 31 40 281 277 382 398 732 752 7 5 10 7 24 15 11-81 288 281 392 404 756 767 91-99 712 719 969 1034 1867 1910 11-99 1000 1000 1361 1438 2623 2677 11-21 226 208 618 589 1161 1139 31 131 130 357 367 700 647 41&51 26 27 72 75 184 202 11-51 383 365 1048 1032 2045 1988 7 6 20 17 52 33 11-81 390 371 1068 1049 2097 2021 91-99 610 629 1669 1781 3243 3281 11-99 1000 1000 2737 2831 5340 5302 81 State sample size Central State female 11-21 31 41&51 11-51 81 persons 81 58 Report of the committee on Optimum sample sizes for North Eastern states ANNEXURE 1 Copy of the office memorandum of the committee to look into the issue of optimum sample size for North Eastern States No. M -12011/17/2009-NSSO (CPD) Government of India Ministry of Statistics & Programme Implementation Sarder Patel Bhawan, Sansad Marg. New Delhi-110001 Dated the 25th March, 2010 OFFICE MEMORANDUM Subject: Committee to look into the issue of optimum sample size for North Eastern States The Steering Committee for National Sample Surveys (NSS) in its Sixth meeting held on 27-28 January 2009 recommended that a Committee to look into the issue of Optimum Sample size for North Eastern States for conducting surveys by National Sample Survey Organisation be formed. Accordingly, the Committee with the following composition: 1. Dr. Atul Sarma, Member, 13th Finance Commission, New Delhi Chairman 2. Prof. A.K. Adhikari, Retd. Professor, ISI, Kolkata Member 3. Dr. A.K. Yogi, Ex-ADG, NSSO(FOD), NEW Delhi Member 4. Sh. D. Khound, Director(E & M), NEC, Shillong Member 5. Director, DES, Govt. Of Arunachal Pradesh, Itanagar Member 6. Director, DES, Govt. Of Assam, Dispur, Guwahati Member 7. Director, DES, Govt. Of Manipur, Imphal Member 8. Director, DES, Govt. Of Meghalaya, Shillong Member 9. Director, DES, Govt. Of Mizoram, Aizawal Member 10. Director, DES, Govt. Of Nagaland, Kohima Member 11. Director, DES, Govt. Of Tripura, Agartala Member 12. Director, DES, Govt. Of Sikkim, Gangtok Member 13. ADG, NSSO, FOD, NEW Delhi Member 14. ADG, NSSO, DPD, Kolkata Member 15. DDG, NSSO, CPD, NEW Delhi Member 16. ADG, NSSO, SDRD, Kolkata Member Secretary 59 Report of the committee on Optimum sample sizes for North Eastern states 2. The terms of reference for the committee is as follows:(i) To suggest approp[riate sample size requirements at state/UT level vis-à-vis the corresponding number of field investigators required. (ii) The committee might also see whether it would be feasible to re-allocate the existing field strength as per the study of sample size requirements 3. The Committee would submit its report within six months. 4. Secretarial assistance to the Committee will be provided by the SDRD, NSSO, Kolkata. 5. Chairman at Sl. No. 1 and members at Sl. No. 2 & 3 will be paid Sitting fee (Rs. 1000/-per day)/TA/DA (as admissible)/ Conveyance allowance (limited to Rs. 300/- or actual fare whichever is less per day) for attending meetings as per the Office Memorandum No. 19020/1/84-E.IV dated 23rd June, 1986 of the Ministry of Finance, Department of Expenditure as amended and clarified from time to time and this Ministry‟s Office Memorandum No.A27017/1/2002-Ad.IV dated 1.3.2007. Sanction of the President is hereby accorded to the Chairman at Sl. No. 1 and members at Sl. No. 2 & 3 for travel by Air as per the entitlement, for attending the meetings of Committee. The Expenditure (on account of TA/DA, etc.) will be met from the Major Head 3454, 02.204 CSO, 01.01.11 Domestic Travel Expenses (Non-Plan) of the Ministry. 6. The expenditure on TA/DA of the members at Sl. No. 4 to 16 will be borne by the respective Ministries/Departments/organisations. 7. This issues with the concurrence of AS&FA vide Dy. No. 151 dated 22.03.2010 8. Hindi version will follow (Yashodhara Vijayan) Under Secretary to the Govt. of India Tel No. 23747503 To Chairman and members of the Committee 60 Report of the committee on Optimum sample sizes for North Eastern states
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