| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | -221.8 | -109.1% |
| 2024/5 | 2447.56 | +1472.0% |
| 2023/5 | 155.7 | -29.3% |
| 2022/5 | 220.19 | +27.0% |
| 2021/5 | 173.36 | +1039.8% |
| 2020/5 | 15.21 | -69.9% |
| 2019/5 | 50.52 | +44.6% |
| 2018/5 | 34.94 | -1092.6% |
| 2017/5 | -3.52 | -153.2% |
| 2016/5 | 6.62 | +13.7% |
| 2015/5 | 5.82 | -58.6% |
| 2014/5 | 14.05 | -13.8% |
| 2013/5 | 16.3 | -79.3% |
| 2012/5 | 78.78 | -92.9% |
| 2011/5 | 1101.88 | - |