| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 126.53 | +47.6% |
| 2024/5 | 85.7 | +24.6% |
| 2023/5 | 68.78 | +15.7% |
| 2022/5 | 59.43 | +39.1% |
| 2021/5 | 42.72 | -420.7% |
| 2020/5 | -13.32 | -129.1% |
| 2019/5 | 45.79 | -37.1% |
| 2018/5 | 72.84 | +56.5% |
| 2017/5 | 46.54 | -0.2% |
| 2016/5 | 46.64 | -28.2% |
| 2015/5 | 64.99 | +20.9% |
| 2014/5 | 53.77 | -41.0% |
| 2013/5 | 91.06 | +172.4% |
| 2012/5 | 33.43 | -50.7% |
| 2011/5 | 67.86 | - |