| （単位：ドル） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 4.12 | -5.1% |
| 2024/5 | 4.34 | -0.5% |
| 2023/5 | 4.36 | -2.2% |
| 2022/5 | 4.46 | +17.1% |
| 2021/5 | 3.81 | +6.1% |
| 2020/5 | 3.59 | +22.9% |
| 2019/5 | 2.92 | -20.9% |
| 2018/5 | 3.69 | +30.9% |
| 2017/5 | 2.82 | -0.4% |
| 2016/5 | 2.83 | +40.1% |
| 2015/5 | 2.02 | -30.3% |
| 2014/5 | 2.9 | +1.4% |
| 2013/5 | 2.86 | +18.2% |
| 2012/5 | 2.42 | -13.6% |
| 2011/5 | 2.8 | +20.7% |
| 2010/5 | 2.32 | - |