| （単位：百万円） | 営業利益 | 前年比（％） |
|---|---|---|
| 2026/3 | 130,912 | +75.1% |
| 2025/3 | 74,743 | +135.8% |
| 2024/3 | 31,694 | +153.0% |
| 2023/3 | 12,528 | -79.4% |
| 2022/3 | 60,737 | +18.8% |
| 2021/3 | 51,124 | +292.1% |
| 2020/3 | 13,037 | -28.5% |
| 2019/3 | 18,222 | -63.2% |
| 2018/3 | 49,529 | +28.8% |
| 2017/3 | 38,461 | +245.3% |
| 2016/3 | 11,137 | -65.0% |
| 2015/3 | 31,835 | +23.7% |
| 2014/3 | 25,743 | +55.5% |
| 2013/3 | 16,557 | - |