| （単位：千ドル） | 配当金の支払額 | 前年比（％） |
|---|---|---|
| 2025/5 | 658,500 | +4.8% |
| 2024/5 | 628,400 | +6.5% |
| 2023/5 | 589,800 | +4.8% |
| 2022/5 | 563,000 | +177.9% |
| 2021/5 | 202,600 | -37.1% |
| 2020/5 | 322,300 | -13.1% |
| 2019/5 | 370,800 | +18.3% |
| 2018/5 | 313,500 | +12.3% |
| 2017/5 | 279,100 | +4.1% |
| 2016/5 | 268,200 | -3.8% |
| 2015/5 | 278,900 | -3.3% |
| 2014/5 | 288,300 | +11.7% |
| 2013/5 | 258,200 | +15.3% |
| 2012/5 | 223,900 | +27.6% |
| 2011/5 | 175,500 | +25.4% |
| 2010/5 | 140,000 | - |