| Operating revenue | 13.18a | 13.99a | 16.82a |
| Cost of sales | -7.5a | -7.52a | -6.54a |
| Gross profit | 5.68a | 6.48a | 10.28a |
| Other income | 0.62a | 0.32a | 0.74a |
| Other expenses | -1.79a | -1.57a | -2.73a |
| Impairment losses | | -1.92a | |
| Impairment reversals | | | 0.9a |
| Profit before tax and net finance costs | 4.51a | 3.31a | 9.19a |
| Finance income | 0.22a | 0.27a | 0.16a |
| Finance costs | -0.37a | -0.31a | -0.17a |
| Profit before tax | 4.37a | 3.27a | 9.17a |
| Petroleum resource rent tax (PRRT) benefit/(expense) | 0.09a | -0.9a | 0.31a |
| Income tax expense | -0.81a | -0.65a | -2.91a |
| Profit after tax | 3.65a | 1.72a | 6.58a |
| Profit attributable to | — | — | — |
| Equity holders of the parent | 3.57a | 1.66a | 6.5a |
| Non-controlling interest | 0.07a | 0.06a | 0.08a |
| Profit for the period | 3.65a | 1.72a | 6.58a |