| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 90,100 | +1012.3% |
| 2023/11 | 8,100 | -95.4% |
| 2022/11 | 175,700 | +104.6% |
| 2021/11 | 85,864 | +52.7% |
| 2020/11 | 56,243 | +27.9% |
| 2019/11 | 43,982 | -21.5% |
| 2018/11 | 56,039 | +123.2% |
| 2017/11 | 25,102 | +879.4% |
| 2016/11 | 2,563 | -38.6% |
| 2015/11 | 4,175 | -21.4% |
| 2014/11 | 5,314 | -7.5% |
| 2013/11 | 5,744 | +852.6% |
| 2012/11 | 603 | +23.3% |
| 2011/11 | 489 | - |