| （単位：円） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 242.82 | +12.6% |
| 2024/5 | 215.61 | +5.5% |
| 2023/5 | 204.46 | +2.6% |
| 2022/5 | 199.24 | +1.8% |
| 2021/5 | 195.78 | +1.0% |
| 2020/5 | 193.85 | +26.1% |
| 2019/5 | 153.75 | +1.9% |
| 2018/5 | 150.92 | -5.7% |
| 2017/5 | 160.07 | +9.1% |
| 2016/5 | 146.71 | -51.8% |
| 2015/5 | 304.69 | +17.4% |
| 2014/5 | 259.5 | -3.1% |
| 2013/5 | 267.85 | +23.7% |
| 2012/5 | 216.59 | +6.2% |
| 2011/5 | 203.85 | - |