CONSOLIDATED STATEMENTS OF INCOME (UNAUDITED) - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Operating revenues
Electric, non-affiliates	$ 1,191	$ 1,095	$ 2,316	$ 2,119
Electric, affiliates	133	131	262	246
Natural gas	167	80	601	284
Other	11	9	21	18
Total operating revenues	1,502	1,315	3,200	2,667
Operating expenses
Electric fuel and purchased power	578	487	1,107	920
Cost of natural gas sold and transported	109	32	445	157
Cost of sales — other	7	6	12	11
O&M expenses	304	313	610	611
Conservation program expenses	41	31	90	65
Depreciation and amortization	251	229	503	450
Taxes (other than income taxes)	68	66	141	135
Total operating expenses	1,358	1,164	2,908	2,349
Operating income	144	151	292	318
Other (expense) income, net	(5)	2	(5)	4
Allowance for funds used during construction — equity	6	7	12	14
Interest charges and financing costs
Interest charges — includes other financing costs of $2, $2, $4 and $4, respectively	72	70	141	133
Allowance for funds used during construction — debt	(3)	(3)	(5)	(6)
Total interest charges and financing costs	69	67	136	127
Income before income taxes	76	93	163	209
Income tax benefit	(42)	(19)	(82)	(32)
Net income	$ 118	$ 112	$ 245	$ 241