| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 174.43 | -11.3% |
| 2024/5 | 196.65 | +35.6% |
| 2023/5 | 145.01 | +23.4% |
| 2022/5 | 117.54 | -11.7% |
| 2021/5 | 133.12 | +134.8% |
| 2020/5 | 56.7 | +4.8% |
| 2019/5 | 54.11 | +11.3% |
| 2018/5 | 48.6 | +574.1% |
| 2017/5 | 7.21 | -70.2% |
| 2016/5 | 24.16 | -12.5% |
| 2015/5 | 27.6 | +4.3% |
| 2014/5 | 26.45 | -42.8% |
| 2013/5 | 46.26 | +75.7% |
| 2012/5 | 26.33 | +17.6% |
| 2011/5 | 22.39 | - |