| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 380,743 | +5.0% |
| 2023/12 | 362,772 | -16.6% |
| 2022/12 | 434,767 | +3153.0% |
| 2021/12 | 13,365 | -75.9% |
| 2020/12 | 55,450 | +9.5% |
| 2019/12 | 50,638 | -65.9% |
| 2018/12 | 148,679 | +1416.0% |
| 2017/12 | 9,807 | -72.7% |
| 2016/12 | 35,926 | -50.7% |
| 2015/12 | 72,873 | -6.5% |
| 2014/12 | 77,972 | +1866.5% |
| 2013/12 | 3,965 | -82.4% |
| 2012/12 | 22,586 | -57.9% |
| 2011/12 | 53,617 | +378.2% |
| 2010/12 | 11,212 | - |