| （単位：ドル） | 一株あたり配当金 | 前年比（％） |
|---|---|---|
| 2025/5 | 1.57 | +8.3% |
| 2024/5 | 1.45 | +9.8% |
| 2023/5 | 1.32 | +10.9% |
| 2022/5 | 1.19 | +11.2% |
| 2021/5 | 1.07 | +12.6% |
| 2020/5 | 0.95 | +10.5% |
| 2019/5 | 0.86 | +10.3% |
| 2018/5 | 0.78 | +11.4% |
| 2017/5 | 0.7 | +12.9% |
| 2016/5 | 0.62 | -42.6% |
| 2015/5 | 1.08 | +16.1% |
| 2014/5 | 0.93 | +14.8% |
| 2013/5 | 0.81 | -41.7% |
| 2012/5 | 1.39 | +15.8% |
| 2011/5 | 1.2 | +13.2% |
| 2010/5 | 1.06 | - |