| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/9 | 36,738 | +25.4% |
| 2023/9 | 29,306 | -39.6% |
| 2022/10 | 48,558 | +53.3% |
| 2021/10 | 31,673 | -86.4% |
| 2020/10 | 232,290 | +467.2% |
| 2019/9 | 40,955 | +398.4% |
| 2018/9 | 8,218 | -4.9% |
| 2017/9 | 8,643 | -80.8% |
| 2016/10 | 44,933 | -87.7% |
| 2015/10 | 363,848 | +33.3% |
| 2014/9 | 272,876 | +2249.5% |
| 2013/9 | 11,614 | +729.6% |
| 2012/9 | 1,400 | -95.3% |
| 2011/10 | 30,078 | +5532.6% |
| 2010/10 | 534 | - |