CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Revenues
Revenues	$ 5,444,609	$ 3,194,679
Cost of sales and fuel (exclusive of items shown separately below)	4,365,948	2,121,510
Operations and maintenance	214,406	207,158
Depreciation and amortization	153,858	157,120
General taxes	49,511	44,439
Gain on sale of assets	(1,570)	(269)
Operating income	662,456	664,721
Equity in net earnings from investments (Note H)	36,340	33,320
Allowance for equity funds used during construction	371	812
Other income (expense), net	(13,522)	(5,022)
Interest expense (net of capitalized interest of $11,720 and $5,095, respectively)	(172,054)	(185,523)
Income before income taxes	513,591	508,308
Income taxes	(122,420)	(122,132)
Net income	391,171	386,176
Less: Preferred stock dividends	275	275
Net income available to common shareholders	$ 390,896	$ 385,901
Basic earnings per common share (Note G)	$ 0.87	$ 0.87
Diluted earnings per common share (Note G)	$ 0.87	$ 0.86
Average shares (thousands)
Basic	447,124	445,894
Diluted	448,404	446,885
Commodity Sales
Revenues
Revenues	$ 5,105,211	$ 2,836,109
Services
Revenues
Revenues	$ 339,398	$ 358,570