| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 361,389 | +433.8% |
| 2023/12 | 67,697 | -40.9% |
| 2022/12 | 114,515 | -80.1% |
| 2021/12 | 576,042 | +228.1% |
| 2020/12 | 175,594 | +89.6% |
| 2019/12 | 92,631 | -41.7% |
| 2018/12 | 158,884 | +67.9% |
| 2017/12 | 94,640 | -7.5% |
| 2016/12 | 102,313 | +72.5% |
| 2015/12 | 59,323 | -46.1% |
| 2014/12 | 110,019 | +18.4% |
| 2013/12 | 92,911 | +43.6% |
| 2012/12 | 64,722 | - |