| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 66,726 | -80.4% |
| 2023/12 | 339,704 | +356.3% |
| 2022/12 | 74,445 | +148.2% |
| 2021/12 | 30,000 | +8496.0% |
| 2020/12 | 349 | -99.8% |
| 2019/12 | 196,269 | +77.6% |
| 2018/12 | 110,505 | +1336.4% |
| 2017/12 | 7,693 | -88.1% |
| 2016/12 | 64,685 | -32.9% |
| 2015/12 | 96,410 | - |
| 2013/12 | 29,134 | -80.9% |
| 2012/12 | 152,694 | - |
| 2011/12 | 0 | - |