| Revenue | — | — | — |
| Oil and condensate sales | 269.06a | 288.3a | 336.29a |
| Natural gas and natural gas liquids sales | 157.91a | 200.3a | 434.95a |
| Lease bonus and other income | 12.46a | 12.51a | 13.05a |
| Revenue from contracts with customers | 439.43a | 501.1a | 784.28a |
| Gain (loss) on commodity derivative instruments | -5.73a | 91.12a | -120.68a |
| Total revenue | 433.7a | 592.22a | 663.6a |
| Operating (income) expense | — | — | — |
| Lease operating expense | -9.71a | -11.39a | -12.38a |
| Production costs and ad valorem taxes | -49.58a | -56.98a | -66.23a |
| Exploration expense | -2.74a | -2.15a | -0.19a |
| Depreciation, depletion, and amortization | -45.2a | -45.68a | -47.8a |
| General and administrative | -52.08a | -51.46a | -53.65a |
| Accretion of asset retirement obligations | -1.3a | -1.04a | -0.86a |
| (Gain) loss on sale of assets, net | | -0.07a | -0.02a |
| Total operating expense | -160.59a | -168.62a | -181.11a |
| Income (loss) from operations | 273.11a | 423.6a | 482.5a |
| Other income (expense) | — | — | — |
| Interest and investment income | 1.67a | 1.87a | 0.05a |
| Interest expense | -3.11a | -2.75a | -6.29a |
| Other income (expense) | -0.34a | -0.16a | 0.22a |
| Total other expense | -1.78a | -1.05a | -6.02a |
| Net income (loss) | 271.33a | 422.55a | 476.48a |
| Distributions on Series B cumulative convertible preferred units | -29.47a | -21.78a | -21a |
| Net income (loss) attributable to the general partner and common units | 241.86a | 400.77a | 455.48a |
| Allocation of net income (loss) | — | — | — |
| General partner interest | | | |
| Common units | 241.86a | 400.77a | 455.48a |