| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 140.77 | -36.3% |
| 2024/5 | 220.85 | +1.5% |
| 2023/5 | 217.67 | +10.9% |
| 2022/5 | 196.25 | +15.6% |
| 2021/5 | 169.81 | +14.0% |
| 2020/5 | 149.01 | +18.6% |
| 2019/5 | 125.63 | +20.2% |
| 2018/5 | 104.49 | -42.1% |
| 2017/5 | 180.39 | -10.5% |
| 2016/5 | 201.57 | -2.7% |
| 2015/5 | 207.19 | +20.1% |
| 2014/5 | 172.56 | +8.4% |
| 2013/5 | 159.16 | +0.1% |
| 2012/5 | 159.01 | - |