| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/11 | 44,312 | -73.8% |
| 2023/11 | 169,402 | -80.3% |
| 2022/11 | 859,593 | +219.1% |
| 2021/11 | 269,400 | -67.0% |
| 2020/11 | 816,871 | +60.2% |
| 2019/11 | 509,914 | - |
| 2017/12 | 100,477 | +5.7% |
| 2016/12 | 95,020 | -24.4% |
| 2015/12 | 125,754 | +66.1% |
| 2014/12 | 75,728 | +89.2% |
| 2013/12 | 40,024 | - |
| 2011/12 | 155 | +761.1% |
| 2010/12 | 18 | - |