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CONSOLIDATED STATEMENTS OF INCOME - USD ($) shares in Millions, $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2018 | Dec. 31, 2017 | Dec. 31, 2016
Revenues |  |  |
Total Revenues | $ 14,144 | $ 13,705 | $ 13,058
Operating Costs, Expenses and Other |  |  |
Costs of sales | 4,421 | 4,345 | 3,429
Operations and maintenance | 2,522 | 2,472 | 2,372
Depreciation, depletion and amortization | 2,297 | 2,261 | 2,209
General and administrative | 601 | 688 | 703
Taxes, other than income taxes | 345 | 398 | 421
Loss on impairments and divestitures, net | 167 | 13 | 387
Other income, net | (3) | (1) | (1)
Total Operating Costs, Expenses and Other | 10,350 | 10,176 | 9,520
Operating Income | 3,794 | 3,529 | 3,538
Other Income (Expense) |  |  |
Earnings from equity investments | 887 | 578 | 497
Loss on impairments and divestitures of equity investments, net | (270) | (150) | (610)
Amortization of excess cost of equity investments | (95) | (61) | (59)
Interest, net | (1,917) | (1,832) | (1,806)
Other, net | 107 | 97 | 78
Total Other Expense | (1,288) | (1,368) | (1,900)
Income Before Income Taxes | 2,506 | 2,161 | 1,638
Income Tax Expense | (587) | (1,938) | (917)
Net Income | 1,919 | 223 | 721
Net Income Attributable to Noncontrolling Interests | (310) | (40) | (13)
Net Income Attributable to Kinder Morgan, Inc. | 1,609 | 183 | 708
Preferred Stock Dividends | (128) | (156) | (156)
Net Income Available to Common Stockholders | $ 1,481 | $ 27 | $ 552
Class P Shares |  |  |
Basic and Diluted Earnings Per Common Share | $ 0.66 | $ 0.01 | $ 0.25
Basic and Diluted Weighted Average Common Shares Outstanding | 2,216 | 2,230 | 2,230
Dividends Per Common Share Declared for the Period | $ 0.8 | $ 0.5 | $ 0.5
Natural gas sales [Member] |  |  |
Revenues |  |  |
Total Revenues | $ 3,281 | $ 3,053 | $ 2,454
Services [Member] |  |  |
Revenues |  |  |
Total Revenues | 7,931 | 7,901 | 8,146
Revenues—Product sales and other |  |  |
Revenues |  |  |
Total Revenues | $ 2,932 | $ 2,751 | $ 2,458

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