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CONSOLIDATED INCOME STATEMENT (UNAUDITED) - USD ($) shares in Millions, $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2022 | Jun. 30, 2021 | Jun. 30, 2022 | Jun. 30, 2021
OPERATING REVENUES |  |  |  |
Total operating revenues | $ 3,415 | $ 2,971 | $ 7,475 | $ 6,648
OPERATING EXPENSES |  |  |  |
Depreciation and amortization | 539 | 502 | 1,068 | 1,000
Taxes, other than income taxes | 718 | 672 | 1,471 | 1,375
TOTAL OPERATING EXPENSES | 3,028 | 2,553 | 6,290 | 5,369
OPERATING INCOME | 387 | 418 | 1,185 | 1,279
OTHER INCOME (DEDUCTIONS) |  |  |  |
Investment income (loss) | 5 | (24) | 10 | (185)
Other income | 113 | 7 | 196 | 14
Allowance for equity funds used during construction | 5 | 5 | 10 | 10
Other deductions | (34) | (38) | (35) | (76)
TOTAL OTHER INCOME (DEDUCTIONS) | 89 | (50) | 181 | (237)
INCOME BEFORE INTEREST AND INCOME TAX EXPENSE | 476 | 368 | 1,366 | 1,042
INTEREST EXPENSE (INCOME) |  |  |  |
Interest on long-term debt | 242 | 230 | 482 | 458
Other interest expense (income) | (32) | 35 | (87) | (14)
Allowance for borrowed funds used during construction | (5) | (4) | (8) | (8)
NET INTEREST EXPENSE | 205 | 261 | 387 | 436
INCOME BEFORE INCOME TAX EXPENSE | 271 | 107 | 979 | 606
INCOME TAX EXPENSE (BENEFIT) | 17 | (11) | 171 | 68
NET INCOME | 254 | 118 | 808 | 538
Loss attributable to non-controlling interest | (1) | (47) | (49) | (46)
NET INCOME | $ 255 | $ 165 | $ 857 | $ 584
Net income per common share - basic (dollars per share) | $ 0.72 | $ 0.48 | $ 2.42 | $ 1.70
Net income per common share - diluted (dollars per share) | $ 0.72 | $ 0.48 | $ 2.41 | $ 1.70
AVERAGE NUMBER OF SHARES OUTSTANDING-BASIC (shares) | 354.3 | 345.4 | 354.2 | 344.0
AVERAGE NUMBER OF SHARES OUTSTANDING—DILUTED (shares) | 355.5 | 346.2 | 355.3 | 344.8
Electric |  |  |  |
OPERATING REVENUES |  |  |  |
Total operating revenues | $ 2,416 | $ 2,115 | $ 4,666 | $ 4,228
Gas |  |  |  |
OPERATING REVENUES |  |  |  |
Total operating revenues | 643 | 490 | 1,893 | 1,566
OPERATING EXPENSES |  |  |  |
Operating costs | 205 | 83 | 649 | 379
Steam |  |  |  |
OPERATING REVENUES |  |  |  |
Total operating revenues | 84 | 74 | 386 | 338
Non-utility |  |  |  |
OPERATING REVENUES |  |  |  |
Total operating revenues | 272 | 292 | 530 | 516
Purchased power |  |  |  |
OPERATING EXPENSES |  |  |  |
Operating costs | 633 | 463 | 1,120 | 900
Fuel |  |  |  |
OPERATING EXPENSES |  |  |  |
Operating costs | 52 | 29 | 196 | 122
Other operations and maintenance |  |  |  |
OPERATING EXPENSES |  |  |  |
Operating costs | $ 881 | $ 804 | $ 1,786 | $ 1,593

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