Consolidated Statements of Income - USD ($) shares in Millions, $ in Millions		3 Months Ended
		Mar. 31, 2021	Mar. 31, 2020
REVENUES:
Total revenues	[1]	$ 2,726	$ 2,709
OPERATING EXPENSES:
Fuel		118	98
Purchased power		718	694
Other operating expenses		752	749
Provision for depreciation		323	317
Amortization of regulatory assets, net		92	52
General taxes		273	267
Gain on sale of Yards Creek		(109)	0
Total operating expenses		2,167	2,177
OPERATING INCOME		559	532
OTHER INCOME (EXPENSE):
Miscellaneous income, net		135	100
Pension and OPEB mark-to-market adjustment (Note 5)		0	(423)
Interest expense		(285)	(263)
Capitalized financing costs		13	18
Total other expense		(137)	(568)
INCOME (LOSS) BEFORE INCOME TAXES (BENEFITS)		422	(36)
INCOME TAXES (BENEFITS)		87	(60)
INCOME FROM CONTINUING OPERATIONS		335	24
Discontinued operations (Note 3)	[2]	0	50
NET INCOME		$ 335	$ 74
EARNINGS PER SHARE OF COMMON STOCK (Note 4):
Basic - Continuing Operations (in dollars per share)		$ 0.62	$ 0.05
Basic - Discontinued Operations (in dollars per share)		0	0.09
Basic - Net Income Attributable to Common Stockholders (in dollars per share)		0.62	0.14
Diluted - Continuing Operations (in dollars per share)		0.62	0.05
Diluted - Discontinued Operations (in dollars per share)		0	0.09
Diluted - Net Income Attributable to Common Stockholders (in dollars per share)		$ 0.62	$ 0.14
WEIGHTED AVERAGE NUMBER OF COMMON SHARES OUTSTANDING:
Basic, in shares		543	541
Diluted, in shares		544	543
Distribution Services and Retail Generation
REVENUES:
Total revenues		$ 2,236	$ 2,124
Transmission
REVENUES:
Total revenues		401	397
Other
REVENUES:
Total revenues		$ 89	$ 188

[1] Includes excise and gross receipts tax collections of $95 million and $92 million during the three months ended March 31, 2021 and 2020, respectively.

[2] Net of income tax benefits of $36 million for the three months ended March 31, 2020.