| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 7,738 | -7.5% |
| 2023/12 | 8,367 | -73.9% |
| 2022/12 | 31,997 | +481.1% |
| 2021/12 | 5,506 | -91.4% |
| 2020/12 | 63,766 | +1318.3% |
| 2019/12 | 4,496 | -94.1% |
| 2018/12 | 76,507 | +400.8% |
| 2017/12 | 15,276 | -6.7% |
| 2016/12 | 16,367 | +93.5% |
| 2015/12 | 8,457 | +47.3% |
| 2014/12 | 5,741 | +64.0% |
| 2013/12 | 3,501 | -82.9% |
| 2012/12 | 20,419 | - |
| 2010/12 | 8,879 | - |