Consolidated Statements of Operations (USD $) In Millions, except Share data in Thousands, unless otherwise specified	3 Months Ended		6 Months Ended
	Jun. 30, 2012	Jun. 30, 2011	Jun. 30, 2012	Jun. 30, 2011
Operating revenues	$ 879	$ 1,633	$ 2,115	$ 3,132
Operating expenses:
Fuel and purchased energy expense	612	1,000	1,244	2,069
Plant operating expense	271	261	492	499
Depreciation and amortization expense	138	131	278	262
Sales, general and other administrative expense	35	34	68	66
Other operating expense	21	22	45	42
Total operating expenses	1,077	1,448	2,127	2,938
(Income) loss from unconsolidated investments in power plants	(5)	2	(14)	(7)
Income from operations	(193)	183	2	201
Interest expense	184	192	369	383
Loss on interest rate derivatives	0	37	14	146
Interest (income)	(2)	(2)	(5)	(5)
Debt extinguishment costs	0	5	12	98
Other (income) expense, net	6	3	8	10
Income (loss) before income taxes and discontinued operations	(381)	(52)	(396)	(431)
Income tax expense (benefit)	(52)	18	(58)	(65)	[1]
Net income (loss)	(329)	(70)	(338)	(366)
Net (income) loss attributable to the noncontrolling interest	0	0	0	(1)
Net income (loss) attributable to Calpine	$ (329)	$ (70)	$ (338)	$ (367)
Basic and diluted earnings (loss) per common share attributable to Calpine:
Weighted Average Number of Shares Outstanding, Basic and Diluted	471,444	486,411	474,775	486,334
Earnings Per Share, Basic and Diluted	$ (0.69)	$ (0.14)	$ (0.71)	$ (0.75)

[1] approximately $76 million related to the election to consolidate our CCFC and Calpine groups for federal income tax reporting purposes for the six months ended June 30, 2011.