| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/6 | 303,490 | +86.5% |
| 2024/6 | 162,723 | -26.6% |
| 2023/7 | 221,730 | +20.3% |
| 2022/7 | 184,382 | - |
| 2020/6 | 237,842 | -58.2% |
| 2019/6 | 568,712 | +75.8% |
| 2018/6 | 323,516 | +17.3% |
| 2017/7 | 275,884 | -27.6% |
| 2016/7 | 380,943 | +138.1% |
| 2015/6 | 159,984 | +1756.8% |
| 2014/6 | 8,616 | -95.8% |
| 2013/6 | 207,192 | -34.9% |
| 2012/6 | 318,333 | - |