| （単位：ドル） | 一株あたり配当金 | 前年比（％） |
|---|---|---|
| 2025/5 | 4.02 | +10.1% |
| 2024/5 | 3.65 | +12.0% |
| 2023/5 | 3.26 | +17.7% |
| 2022/5 | 2.77 | +9.9% |
| 2021/5 | 2.52 | +1.6% |
| 2020/5 | 2.48 | +7.8% |
| 2019/5 | 2.3 | +11.7% |
| 2018/5 | 2.06 | +12.0% |
| 2017/5 | 1.84 | +9.5% |
| 2016/5 | 1.68 | +10.5% |
| 2015/5 | 1.52 | +8.6% |
| 2014/5 | 1.4 | +6.9% |
| 2013/5 | 1.31 | +3.1% |
| 2012/5 | 1.27 | +2.4% |
| 2011/5 | 1.24 | 0.0% |
| 2010/5 | 1.24 | - |