| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 89.45 | -14.1% |
| 2024/5 | 104.15 | +15.6% |
| 2023/5 | 90.12 | +29.5% |
| 2022/5 | 69.58 | -34.1% |
| 2021/5 | 105.61 | +14.9% |
| 2020/5 | 91.94 | -34.9% |
| 2019/5 | 141.13 | +94.4% |
| 2018/5 | 72.58 | +74.8% |
| 2017/5 | 41.52 | +30.0% |
| 2016/5 | 31.95 | -25.4% |
| 2015/5 | 42.81 | +34.6% |
| 2014/5 | 31.8 | -36.0% |
| 2013/5 | 49.69 | -99.1% |
| 2012/5 | 5471.72 | -520.0% |
| 2011/5 | -1302.87 | - |