Table 9. Impact on Average Rates in Texas

Year
(1)
 		Wind
Capacity
Added
During Year
(MW)
(2)
 		Total
Installed
Wind
Capacity at
End of Year
(MW)
(3)
 		Energy
Produced by
New Wind
Turbines
(million kWh)
(4)
 		Cost of Wind
Energy
(in millions)
(5)
 		Projected
Total energy
Usage
(million kWh)
(6)
 		Energy Supply
from
Conventional
Sources
(million kWh)
(7)
 		Cost of
Energy from
Conventional
Sources
(in millions)
(8)
 		Composite
Cost of
Energy
(cents/kWh)
(9)
 		Average
Retail Energy
Price With
Added Wind
(cents/kWh)
(10)
 		Impact on
Average
Rates
(cents/kWh)
(11)
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
 		10.0
30.5
61.0
106.8
183.0
305.0
381.3
381.3
457.5
533.8
610.0
0.0
 		40.0
70.5
131.5
238.3
421.3
726.3
1,107.5
1,488.8
1,946.3
2,480.0
3,090.0
3,090.0
 		-
32.9
131.7
312.7
625.4
1,152.1
1,892.7
2,715.6
3,620.8
4,690.6
5,925.0
6,583.3
 		$0.0
$1.3
$5.3
$12.5
$25.0
$46.1
$75.7
$108.6
$144.8
$187.6
$237.0
$263.3
 		-
270,716
276,131
281,653
287,286
293,032
298,893
304,871
310,968
317,187
323,531
330,002
 		-
270,683
275,999
281,341
286,661
291,880
297,000
302,155
307,347
312,497
317,606
323,418
 		$0
$6,767
$6,900
$7,034
$7,167
$7,297
$7,425
$7,554
$7,684
$7,813
$7,940
$8,086
2.5003
2.5008
2.5018
2.5034
2.5060
2.5096
2.5134
2.5176
2.5223
2.5276
2.5300
 		0.0000
6.2557
6.2570
6.2594
6.2634
6.2700
6.2790
6.2886
6.2989
6.3107
6.3239
6.3301
 		0.0000
0.0005
0.0018
0.0042
0.0082
0.0148
0.0238
0.0334
0.0437
0.0555
0.0687
0.0749

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