| （単位：ドル） | 一株あたり配当金 | 前年比（％） |
|---|---|---|
| 2025/5 | 5.6 | +6.9% |
| 2024/5 | 5.24 | +8.3% |
| 2023/5 | 4.84 | +10.0% |
| 2022/5 | 4.4 | +183.9% |
| 2021/5 | 1.55 | -41.3% |
| 2020/5 | 2.64 | -12.0% |
| 2019/5 | 3 | +19.0% |
| 2018/5 | 2.52 | +12.5% |
| 2017/5 | 2.24 | +6.7% |
| 2016/5 | 2.1 | -4.5% |
| 2015/5 | 2.2 | 0.0% |
| 2014/5 | 2.2 | +10.0% |
| 2013/5 | 2 | +16.3% |
| 2012/5 | 1.72 | +34.4% |
| 2011/5 | 1.28 | +28.0% |
| 2010/5 | 1 | - |