| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/9 | 390,819 | +209.2% |
| 2023/9 | 126,380 | -74.0% |
| 2022/9 | 485,300 | +1355.4% |
| 2021/9 | 33,344 | +149.8% |
| 2020/9 | 13,346 | -87.9% |
| 2019/9 | 110,311 | - |
| 2018/9 | 0 | -100.0% |
| 2017/9 | 71,751 | -42.8% |
| 2016/9 | 125,541 | -20.1% |
| 2015/9 | 157,160 | +11.1% |
| 2014/9 | 141,488 | +209.2% |
| 2013/9 | 45,754 | +3.7% |
| 2012/9 | 44,110 | +545.2% |
| 2011/9 | 6,837 | +51.5% |
| 2010/9 | 4,513 | - |