| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 58.18 | +9.0% |
| 2024/5 | 53.39 | +17.2% |
| 2023/5 | 45.56 | +38.1% |
| 2022/5 | 33 | +11.9% |
| 2021/5 | 29.49 | -7.8% |
| 2020/5 | 31.98 | +22.6% |
| 2019/5 | 26.09 | +2.0% |
| 2018/5 | 25.58 | +41.5% |
| 2017/5 | 18.08 | +62.4% |
| 2016/5 | 11.13 | +34.3% |
| 2015/5 | 8.29 | +16.6% |
| 2014/5 | 7.11 | +142.7% |
| 2013/5 | 2.93 | -91.9% |
| 2012/5 | 36.02 | -99.9% |
| 2011/5 | 68416.13 | - |