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v3.22.4

Consolidated Statements of Cash Flows - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2022 | Dec. 31, 2021 | Dec. 31, 2020
Operating Activities |  |  |
Net income | $ 6,998 | $ 6,523 | $ 5,349
Adjustments to reconcile net income to cash provided by operating activities: |  |  |
Depreciation | 2,246 | 2,208 | 2,210
Deferred and other income taxes | 262 | 154 | 340
Gain on non-operating asset dispositions | (176) | (98) | (115)
Other operating activities, net | 24 | 42 | 490
Changes in current assets and liabilities: |  |  |
Accounts receivable, net | (169) | (217) | 90
Materials and supplies | (120) | 17 | 113
Other current assets | 5 | 31 | (34)
Accounts payable and other current liabilities | 565 | 184 | (73)
Income and other taxes | (273) | 188 | 170
Cash provided by operating activities | 9,362 | 9,032 | 8,540
Investing Activities |  |  |
Capital investments | (3,620) | (2,936) | (2,927)
Proceeds from asset sales | 194 | 178 | 149
Maturities of short-term investments (Note 13) | 46 | 94 | 141
Purchases of short-term investments (Note 13) | (46) | (70) | (136)
Other investing activities, net | (45) | 25 | 97
Cash used in investing activities | (3,471) | (2,709) | (2,676)
Financing Activities |  |  |
Share repurchase programs (Note 18) | (6,282) | (7,291) | (3,705)
Debt issued (Note 14) | 6,080 | 4,201 | 4,004
Dividends paid | (3,159) | (2,800) | (2,626)
Debt repaid | (2,291) | (1,299) | (2,053)
Net issued/(paid) commercial paper (Note 14) | (205) | 325 | (127)
Debt exchange (Note 14) | 0 | (270) | (328)
Other financing activities, net | (30) | (24) | (67)
Cash used in financing activities | (5,887) | (7,158) | (4,902)
Net change in cash, cash equivalents, and restricted cash | 4 | (835) | 962
Cash, cash equivalents, and restricted cash at beginning of year | 983 | 1,818 | 856
Cash, cash equivalents, and restricted cash at end of year | 987 | 983 | 1,818
Non-cash investing and financing activities: |  |  |
Capital investments accrued but not yet paid | 152 | 263 | 166
Term loan renewals (Note 14) | 0 | 100 | 250
Cash paid during the year for: |  |  |
Income taxes, net of refunds | (2,060) | (1,658) | (1,214)
Interest, net of amounts capitalized | $ (1,156) | $ (1,087) | $ (1,050)

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