| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/6 | 261,966 | +112.8% |
| 2023/6 | 123,133 | +2.6% |
| 2022/6 | 120,000 | +20.0% |
| 2021/6 | 100,000 | -26.9% |
| 2020/6 | 136,889 | -45.9% |
| 2019/6 | 252,852 | +84.5% |
| 2018/6 | 137,028 | +182.5% |
| 2017/6 | 48,508 | +48.6% |
| 2016/6 | 32,634 | +25.9% |
| 2015/6 | 25,918 | - |
| 2014/6 | 0 | -100.0% |
| 2013/6 | 53,886 | -65.9% |
| 2012/6 | 158,093 | +18.9% |
| 2011/6 | 132,940 | - |