| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 50.99 | -83.1% |
| 2024/5 | 301.94 | +1.2% |
| 2023/5 | 298.41 | +5.7% |
| 2022/5 | 282.25 | +16.0% |
| 2021/5 | 243.35 | +40.9% |
| 2020/5 | 172.76 | +32.0% |
| 2019/5 | 130.89 | +92.1% |
| 2018/5 | 68.12 | +127.1% |
| 2017/5 | 30 | -302.2% |
| 2016/5 | -14.84 | -30.5% |
| 2015/5 | -21.34 | -137.3% |
| 2014/5 | 57.14 | -49.0% |
| 2013/5 | 112.1 | +219.6% |
| 2012/5 | 35.07 | -531.9% |
| 2011/5 | -8.12 | - |