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CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Operating revenues |  |  |  |
Electric |  | $ 11,147 | $ 11,446 | $ 12,123
Natural Gas |  | 2,230 | 2,645 | 3,080
Other |  | 64 | 115 | 107
Total operating revenues |  | 13,441 | 14,206 | 15,310
Operating expenses |  |  |  |
Electric fuel and purchased power |  | 3,788 | 4,278 | 5,005
Cost of natural gas sold and transported |  | 951 | 1,456 | 1,910
Cost of sales — other |  | 14 | 49 | 44
Operating and maintenance expenses |  | 2,540 | 2,444 | 2,491
Conservation and demand side management expenses |  | 394 | 286 | 331
Depreciation and amortization |  | 2,744 | 2,448 | 2,413
Taxes (other than income taxes) |  | 624 | 657 | 688
Loss on Comanche Unit 3 litigation |  | 0 | 35 | 0
Workforce reduction expenses |  | 0 | 72 | 0
Total operating expenses |  | 11,055 | 11,725 | 12,882
Operating income |  | 2,386 | 2,481 | 2,428
Other income (expense), net |  | 143 | 22 | (13)
Earnings from equity method investments |  | 19 | 35 | 36
Allowance for funds used during construction — equity |  | 168 | 91 | 75
Interest charges and financing costs |  |  |  |
Interest charges — includes other financing costs |  | 1,255 | 1,055 | 953
Allowance for funds used during construction — debt |  | (73) | (51) | (28)
Total interest charges and financing costs |  | 1,182 | 1,004 | 925
Income before income taxes |  | 1,534 | 1,625 | 1,601
Income tax benefit |  | (402) | (146) | (135)
Net income |  | $ 1,936 | $ 1,771 | $ 1,736
Weighted average common shares outstanding: |  |  |  |
Basic |  | 563 | 552 | 547
Diluted | [1] | 563 | 552 | 547
Earnings per average common share: |  |  |  |
Basic |  | $ 3.44 | $ 3.21 | $ 3.18
Diluted |  | $ 3.44 | $ 3.21 | $ 3.17
[1] | Diluted common shares outstanding included common stock equivalents of 0.5 million, 0.3 million, and 0.3 million shares for 2024, 2023 and 2022, respectively.

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