| Operating revenue | 17.1a | 14a | 9.35a | 8.24a | 18.45a |
| Operating expenses | -11.03a | -10.26a | -9.33a | -10.08a | -11.88a |
| Operating income (loss) | 6.07a | 3.75a | 0.02a | -1.85a | 6.56a |
| Ordinary income (loss) | 5.47a | 3.07a | -0.67a | -2.62a | 5.74a |
| Profit (loss) before income taxes | 5.45a | 3.06a | -0.67a | -2.69a | 5.73a |
| Profit (loss) attributable to owners of parent | 3.84a | 2.19a | -0.52a | -2.02a | 3.98a |