| Commodity sales from production | 4,603.7a | 5,260.4a |
| Royalties | -524.9a | -706.8a |
| Sales of commodities purchased from third parties | 1,020.2a | 1,101.5a |
| Revenue from commodity sales | 5,099a | 5,655.1a |
| Interest and other income | 20.2a | 12.3a |
| Gain on risk management contracts | 272.7a | 354.4a |
| Total revenue, interest and other income, and gain on risk management contracts | 5,391.9a | 6,021.8a |
| Commodities purchased from third parties | -1,011.4a | -1,076.3a |
| Operating | -596.4a | -589.8a |
| Transportation | -662.9a | -656a |
| General and administrative | -248.1a | -212.2a |
| Interest and financing | -133.8a | -105.5a |
| Impairment (reversal of impairment) of financial assets | -2.3a | -7.3a |
| Depletion, depreciation and amortization and impairment of property, plant and equipment | -1,360.7a | -1,405.8a |
| Loss on foreign exchange | -1.3a | -10.6a |
| Gain on disposal of crude oil and natural gas assets | -80a | -84.4a |
| Total expenses | -3,936.9a | -3,964.5a |
| Net income before income taxes | 1,455a | 2,057.3a |
| Provision for income taxes | — | — |
| Current | -200.4a | -201.5a |
| Deferred | -130.5a | -259.3a |
| Total income taxes | -330.9a | -460.8a |
| Net income | 1,124.1a | 1,596.5a |