Electric Utility
Financial & Operating Statistics
Years Ended December 31
ELECTRIC REVENUE AND POWER COSTS ($ Millions) 1
Residential
Commercial
Industrial
Other
Total revenue from customers
Wholesale
Retail open access/direct access
Intersystem
Miscellaneous
Total electric utility revenue
Fuel for electric generation
Purchased and interchange power
DEPRECIATION AND AMORTIZATION
OPERATING INCOME
NET INCOME
DELIVERIES (Million kWhs)1
System sales
Residential
Commercial
Industrial
Other
Total sales to ultimate customers
Wholesale
Retail open access/direct access
Intersystem
Total electric system deliveries
AVERAGE ELECTRIC REVENUE (¢ per kWh)
Residential
Commercial
Industrial
Other
Total
ELECTRIC CUSTOMERS BILLED (At December 31) 1
Residential
Commercial
Industrial
Retail open access/direct access
Other
Total
AUTHORIZED RETURN ON EQUITY (%)
EARNED RETURN ON EQUITY-FINANCIAL (%)
RATE BASE ($ Millions) 13 month average
COOLING DEGREE DAYS 2
Normal degree days in calendar year
Actual degree days
Warmer (colder) than normal (%)
Increase (decrease) from normal in:
Electric deliveries (millions of kWh)
HEADCOUNT (total utility)3
2016
2015
2014
2013
2012
2011
2010
$1,978
1,452
686
32
$4,148
21
32
105
73
$4,379
$393
1,574
$603
$931
$458
$1,836
1,437
694
35
$4,002
22
43
117
65
$4,249
$497
1,459
$567
$826
$437
$1,899
1,483
725
36
$4,143
24
47
156
66
$4,436
$567
1,653
$522
$791
$384
$1,819
1,301
772
34
$3,926
24
46
114
63
$4,173
$541
1,450
$484
$783
$363
$1,785
1,228
781
38
$3,832
23
53
64
59
$4,031
$517
1,425
$459
$743
$325
$1,678
1,197
784
39
$3,698
21
43
91
60
$3,913
$559
1,348
$412
$712
$333
$1,614
1,166
749
40
$3,569
20
54
99
60
$3,802
$520
1,308
$450
$672
$303
12,789
11,843
8,839
188
33,659
357
3,895
2,730
40,641
12,495
11,699
8,605
193
32,992
350
3,938
3,015
40,295
12,594
11,720
8,742
198
33,254
363
3,979
2,276
39,872
12,793
10,908
8,647
209
32,557
341
3,996
2,379
39,273
12,901
10,950
9,685
220
33,756
347
3,981
1,711
39,795
12,931
10,903
9,544
224
33,602
332
3,901
1,349
39,184
12,968
11,026
9,061
235
33,290
325
4,079
1,394
39,088
15.47
12.26
7.76
17.02
12.32
14.69
12.28
8.07
18.13
12.13
15.08
12.65
8.29
18.18
12.46
14.22
11.93
8.93
16.27
12.06
13.84
11.21
8.06
17.27
11.35
12.98
10.98
8.21
17.41
11.01
12.45
10.58
8.27
17.02
10.72
1,584,318
217,226
1,478
1,023
1,608
1,805,653
10.30
11.20
$10,184
1,577,087
215,219
1,453
1,041
1,577
1,796,377
10.30
11.40
$9,559
1,574,243
207,023
8,507
1,060
1,593
1,792,426
10.30
10.70
$8,900
1,573,802
206,396
8,588
1,081
1,363
1,791,230
10.30
10.90
$8,374
1,571,873
206,627
8,706
1,065
1,320
1,789,591
10.30
10.20
$7,741
1,571,319
207,490
8,691
1,078
1,300
1,789,878
10.70
11.00
$7,442
1,569,183
209,464
8,702
1,095
1,287
1,789,731
10.70
10.60
$6,815
659
888
35
539
6,844
650
632
(3)
17
6,917
660
517
(22)
72
7,355
665
675
2
395
7,114
607
942
55
584
767
31
571
884
55
502
7,183
513
7,452
855
7,551
1
Includes reclassification of industrial to commercial customers in 2014
2
3
CDD base 65 degrees, Lansing weather station, normal equals average of preceding 15 year time period
Regular employees
CMS Energy Investor Relations
One Energy Plaza, Jackson, MI 49201 517-788-2590
www.cmsenergy.com
Electric Utility
Financial & Operating Statistics
Years Ended December 31
FUEL COST ($ per MMBtu)
Coal
Oil
Gas
Weighted average for all fuels
FUEL COST FOR GENERATION (%)
Coal
Oil
Gas
Environmental Costs
POWER GENERATED (Millions of kWhs)
Coal
Oil
Gas
Renewable energy (hydro, wind '12)
Net pumped storage 1
Total net generation
Purchased and interchange
Non-utility generation
Net interchange power
Total net purchased and interchange power
Total net power supply
POWER GENERATED (%)
Total net generation
Non-utility generation
Net interchange power
Total net purchased and interchange power
Total net power supply
NET DEMONSTRATED CAPABILITY AT PEAK (MW)
Coal
Oil
Gas
Renewables 2
Pumped storage
Total owned generation
P&I power capability
Total owned and P&I
NET DEMONSTRATED CAPABILITY AT PEAK (%)
Total owned generation
P&I power capability
Total owned and P&I
Peak load (MW) 3
Capacity Planning Reserve Margin Requirement (%) 4
Net demonstrated capacity, summer (MW)
Load factor (%) 5
2016
2015
2014
2013
2012
2011
2010
2.40
9.98
2.93
2.60
2.49
12.28
3.06
2.59
2.72
20.16
7.19
3.17
2.90
19.47
4.68
3.07
2.98
19.08
3.16
3.05
2.94
18.55
4.95
3.18
2.51
10.98
5.57
2.71
61.7
3.4
33.1
1.8
82.8
0.8
15.6
0.8
79.3
0.9
19.2
0.6
89.2
1.8
8.6
0.4
84.9
1.5
13.6
0.0
83.5
2.1
14.3
0.1
88.2
3.3
8.4
0.1
9,739
8
6,194
1,083
(316)
16,708
15,833
0
3,601
1,056
(186)
20,304
15,684
0
2,012
748
(300)
18,144
15,951
4
1,415
704
(371)
17,703
14,027
6
3,003
433
(295)
17,174
15,468
7
1,912
425
(365)
17,447
17,879
21
1,043
365
(366)
18,942
15,807
3,688
19,495
36,203
13,883
1,327
15,210
35,514
12,439
4,793
17,232
35,376
13,121
3,656
16,777
34,480
14,539
4,151
18,690
35,864
12,674
6,825
19,499
36,946
12,003
6,045
18,048
36,990
46.2
43.7
10.2
53.8
100.0
57.2
39.1
3.7
42.8
100.0
51.3
35.2
13.5
48.7
100.0
51.3
38.1
10.6
48.7
100.0
47.9
40.5
11.6
52.1
100.0
47.2
34.3
18.5
52.8
100.0
51.2
32.5
16.3
48.8
100.0
1,859
859
1,780
110
1,035
5,643
2,688
8,331
2,771
885
1,126
111
992
5,885
2,877
8,762
2,783
904
1,178
93
955
5,913
2,863
8,776
2,799
586
1,557
89
953
5,984
2,619
8,603
2,846
676
1,467
176
954
6,119
2,488
8,607
2,823
687
1,588
77
955
6,130
2,458
8,588
2,828
689
1,642
74
955
6,188
3,058
9,246
67.7
32.3
100.0
8,227
8
5,643
54.6
67.2
32.8
100.0
7,812
7
5,885
55.5
67.4
32.6
100.0
7,498
7
5,913
59.7
69.6
30.4
100.0
8,509
6
5,984
50.0
71.1
28.9
100.0
9,006
4
6,119
48.7
71.4
28.6
100.0
8,930
4
6,091
50.8
66.9
33.1
100.0
8,190
5
6,151
55.3
1
Consumers' portion of the Ludington pumped storage facility
2
Represents true generation capacity during the summer months, except for wind which began operations in November 2012.
3
Includes Retail Open Access customers
4
In 2010, the MISO switched from an installed capacity planning reserve margin to an unforced capacity planning reserve margin
5
Includes bundled-only service customers
CMS Energy Investor Relations
One Energy Plaza, Jackson, MI 49201 517-788-2590
www.cmsenergy.com