| （単位：ドル） | 一株あたり利益 | 前年比（％） |
|---|---|---|
| 2025/5 | 4.48 | -70.9% |
| 2024/5 | 15.4 | +16.6% |
| 2023/5 | 13.21 | +10.8% |
| 2022/5 | 11.92 | +13.3% |
| 2021/5 | 10.52 | +25.8% |
| 2020/5 | 8.36 | +1.3% |
| 2019/5 | 8.25 | +6.0% |
| 2018/5 | 7.78 | +73.3% |
| 2017/5 | 4.49 | -28.7% |
| 2016/5 | 6.3 | +71.2% |
| 2015/5 | 3.68 | +19.5% |
| 2014/5 | 3.08 | +21.7% |
| 2013/5 | 2.53 | +11.5% |
| 2012/5 | 2.27 | +35.1% |
| 2011/5 | 1.68 | - |