| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | -13.24 | -86.6% |
| 2024/5 | -98.84 | -363.6% |
| 2023/5 | 37.49 | +132.4% |
| 2022/5 | 16.13 | +390.3% |
| 2021/5 | 3.29 | -107.5% |
| 2020/5 | -44.16 | +409.9% |
| 2019/5 | -8.66 | -78.8% |
| 2018/5 | -40.93 | -245.5% |
| 2017/5 | 28.13 | -2.0% |
| 2016/5 | 28.69 | +892.7% |
| 2015/5 | 2.89 | -85.8% |
| 2014/5 | 20.39 | +196.4% |
| 2013/5 | 6.88 | -99.5% |
| 2012/5 | 1393.79 | -41.7% |
| 2011/5 | 2389.34 | - |