| （単位：百万円） | 経常（税引前）利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 136 | -83.7% |
| 2024/5 | 833 | -41.8% |
| 2023/5 | 1,431 | -5.7% |
| 2022/5 | 1,517 | +17.8% |
| 2021/5 | 1,288 | +25.9% |
| 2020/5 | 1,023 | +73.4% |
| 2019/5 | 590 | -46.0% |
| 2018/5 | 1,092 | +237.0% |
| 2017/5 | 324 | -50.9% |
| 2016/5 | 659 | -33.9% |
| 2015/5 | 997 | -21.6% |
| 2014/5 | 1,272 | +3.6% |
| 2013/5 | 1,228 | -16.5% |
| 2012/5 | 1,470 | +9.5% |
| 2011/5 | 1,343 | - |