| （単位：百万円） | 純利益 | 前年比（％） |
|---|---|---|
| 2026/5 | 3,696 | +18.5% |
| 2025/5 | 3,120 | +28.0% |
| 2024/5 | 2,438 | +1.7% |
| 2023/5 | 2,398 | +11.2% |
| 2022/5 | 2,157 | +15.9% |
| 2021/5 | 1,861 | +14.3% |
| 2020/5 | 1,629 | +18.8% |
| 2019/5 | 1,370 | +20.4% |
| 2018/5 | 1,138 | -42.1% |
| 2017/5 | 1,965 | -10.5% |
| 2016/5 | 2,196 | -2.5% |
| 2015/5 | 2,252 | +24.6% |
| 2014/5 | 1,807 | +8.7% |
| 2013/5 | 1,663 | -4.4% |
| 2012/5 | 1,739 | - |