CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) shares in Millions, $ in Millions		3 Months Ended		6 Months Ended
		Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Operating revenues
Electric		$ 2,601	$ 2,923	$ 5,364	$ 5,556
Natural gas		393	476	1,681	1,566
Other		28	25	57	53
Total operating revenues		3,022	3,424	7,102	7,175
Operating expenses
Electric fuel and purchased power		1,030	1,181	2,147	2,275
Cost of natural gas sold and transported		170	251	1,014	961
Cost of sales — other		11	11	23	21
Operating and maintenance expenses		628	614	1,278	1,216
Conservation and demand side management expenses		63	81	139	173
Depreciation and amortization		565	638	1,189	1,200
Taxes, Other		137	179	321	350
Total operating expenses		2,604	2,955	6,111	6,196
Operating income		418	469	991	979
Other income (expense), net		11	(6)	16	(5)
Earnings from equity method investments		9	11	20	26
Allowance for funds used during construction — equity		18	20	37	33
Interest charges and financing costs
Interest charges — includes other financing costs of $8, $8, $16 and $16, respectively		268	247	521	461
Allowance for funds used during construction — debt		(12)	(7)	(22)	(12)
Total interest charges and financing costs		256	240	499	449
Income before income taxes		200	254	565	584
Income tax benefit		(88)	(74)	(141)	(124)
Net income		$ 288	$ 328	$ 706	$ 708
Weighted average common shares outstanding:
Basic (in shares)		551	546	551	545
Diluted (in shares)	[1]	552	546	551	546
Earnings per average common share:
Basic (in dollars per share)		$ 0.52	$ 0.60	$ 1.28	$ 1.30
Diluted (in dollars per share)		$ 0.52	$ 0.60	$ 1.28	$ 1.30

[1] Diluted common shares outstanding included common stock equivalents of 0.3 million for the three months ended June 30, 2023 and 2022, respectively. Diluted common shares outstanding included common stock equivalents of 0.2 million for the six months ended June 30, 2023 and 2022, respectively.