| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 50,631 | +1127.7% |
| 2023/12 | 4,124 | -94.2% |
| 2022/12 | 70,898 | +2497.0% |
| 2021/12 | 2,730 | +208.5% |
| 2020/12 | 885 | -97.6% |
| 2019/12 | 36,900 | +122.9% |
| 2018/12 | 16,557 | +137.3% |
| 2017/12 | 6,977 | +33.5% |
| 2016/12 | 5,227 | +38.4% |
| 2015/12 | 3,777 | -26.3% |
| 2014/12 | 5,124 | -13.1% |
| 2013/12 | 5,896 | +21.5% |
| 2012/12 | 4,854 | +20.5% |
| 2011/12 | 4,029 | +10.7% |
| 2010/12 | 3,641 | - |