| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 212.97 | +38.7% |
| 2024/5 | 153.52 | -27.9% |
| 2023/5 | 212.87 | +15.2% |
| 2022/5 | 184.86 | +119.7% |
| 2021/5 | 84.14 | +34.0% |
| 2020/5 | 62.8 | -49.0% |
| 2019/5 | 123.03 | -2.9% |
| 2018/5 | 126.65 | +94.4% |
| 2017/5 | 65.14 | +4.7% |
| 2016/5 | 62.23 | -32.7% |
| 2015/5 | 92.5 | +10.3% |
| 2014/5 | 83.88 | +4.2% |
| 2013/5 | 80.53 | -418.3% |
| 2012/5 | -25.3 | -260.2% |
| 2011/5 | 15.79 | - |