| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 204.06 | +5.4% |
| 2024/5 | 193.62 | -1.1% |
| 2023/5 | 195.84 | -0.8% |
| 2022/5 | 197.46 | +5.3% |
| 2021/5 | 187.47 | -37.2% |
| 2020/5 | 298.31 | +57.5% |
| 2019/5 | 189.39 | +12.4% |
| 2018/5 | 168.45 | -429.1% |
| 2017/5 | -51.18 | -131.1% |
| 2016/5 | 164.45 | -32.5% |
| 2015/5 | 243.8 | -18.8% |
| 2014/5 | 300.33 | +59.2% |
| 2013/5 | 188.65 | -1368.7% |
| 2012/5 | -14.87 | -93.7% |
| 2011/5 | -237.17 | - |