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Consolidated Statements of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2024 | Dec. 31, 2023 | Dec. 31, 2022
Operating Activities |  |  |
Net income | $ 6,747 | $ 6,379 | $ 6,998
Adjustments to reconcile net income to cash provided by operating activities: |  |  |
Depreciation | 2,398 | 2,318 | 2,246
Deferred and other income taxes | 28 | 117 | 262
Other operating activities, net | (13) | (132) | (152)
Changes in current assets and liabilities: |  |  |
Accounts receivable, net | 179 | (177) | (169)
Materials and supplies | (26) | (2) | (120)
Other current assets | (69) | (38) | 5
Accounts payable and other current liabilities | 189 | (215) | 565
Income and other taxes | (87) | 129 | (273)
Cash provided by operating activities | 9,346 | 8,379 | 9,362
Investing Activities |  |  |
Capital investments | (3,452) | (3,606) | (3,620)
Other investing activities, net | 127 | (61) | 149
Cash used in investing activities | (3,325) | (3,667) | (3,471)
Financing Activities |  |  |
Dividends paid | (3,213) | (3,173) | (3,159)
Debt repaid | (2,226) | (2,190) | (2,291)
Share repurchase programs (Note 18) | (1,505) | (705) | (6,282)
Debt issued (Note 14) | 800 | 1,599 | 6,080
Other financing activities, net | 77 | (156) | (235)
Cash used in financing activities | (6,067) | (4,625) | (5,887)
Net change in cash, cash equivalents, and restricted cash | (46) | 87 | 4
Cash, cash equivalents, and restricted cash at beginning of year | 1,074 | 987 | 983
Cash, cash equivalents, and restricted cash at end of year | 1,028 | 1,074 | 987
Non-cash investing and financing activities: |  |  |
Capital investments accrued but not yet paid | 165 | 137 | 152
Cash paid during the year for: |  |  |
Income taxes, net of refunds | (1,340) | (1,486) | (2,060)
Interest, net of amounts capitalized | $ (1,260) | $ (1,268) | $ (1,156)

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