| （単位：百万円） | 経常（税引前）利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 2,584 | +73.8% |
| 2024/5 | 1,487 | +50.7% |
| 2023/5 | 987 | +28.9% |
| 2022/5 | 766 | +1.2% |
| 2021/5 | 757 | -37.3% |
| 2020/5 | 1,207 | +143.8% |
| 2019/5 | 495 | -3.9% |
| 2018/5 | 515 | -69.0% |
| 2017/5 | 1,663 | +11.5% |
| 2016/5 | 1,492 | -27.4% |
| 2015/5 | 2,056 | +98.6% |
| 2014/5 | 1,035 | -10.0% |
| 2013/5 | 1,150 | -35.7% |
| 2012/5 | 1,788 | +13.4% |
| 2011/5 | 1,577 | - |