| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 50.18 | -62.0% |
| 2024/5 | 132.22 | +161.6% |
| 2023/5 | 50.55 | +13.7% |
| 2022/5 | 44.44 | -31.5% |
| 2021/5 | 64.84 | +196.3% |
| 2020/5 | 21.88 | -66.5% |
| 2019/5 | 65.36 | -54.5% |
| 2018/5 | 143.66 | +40945.7% |
| 2017/5 | 0.35 | -89.2% |
| 2016/5 | 3.25 | -87.2% |
| 2015/5 | 25.46 | -13.6% |
| 2014/5 | 29.47 | +171.4% |
| 2013/5 | 10.86 | +31.0% |
| 2012/5 | 8.29 | -5.5% |
| 2011/5 | 8.77 | - |