| （単位：百万円） | 純利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 1,353 | -118.9% |
| 2024/5 | -7,170 | -316.6% |
| 2023/5 | 3,310 | -58.1% |
| 2022/5 | 7,901 | +1.3% |
| 2021/5 | 7,802 | -2.5% |
| 2020/5 | 7,999 | -23.8% |
| 2019/5 | 10,504 | +1.9% |
| 2018/5 | 10,307 | +160.1% |
| 2017/5 | 3,963 | +28.9% |
| 2016/5 | 3,074 | +12.0% |
| 2015/5 | 2,744 | +138.2% |
| 2014/5 | 1,152 | +105.3% |
| 2013/5 | 561 | -119.7% |
| 2012/5 | -2,850 | -4114.1% |
| 2011/5 | 71 | -74.5% |
| 2010/5 | 278 | - |