| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 12,381 | -39.6% |
| 2023/12 | 20,511 | -51.6% |
| 2022/12 | 42,369 | +124.5% |
| 2021/12 | 18,872 | -58.8% |
| 2020/12 | 45,774 | +49.2% |
| 2019/12 | 30,676 | -55.4% |
| 2018/12 | 68,832 | +97.2% |
| 2017/12 | 34,899 | +170.7% |
| 2016/12 | 12,893 | -74.3% |
| 2015/12 | 50,261 | +33.7% |
| 2014/12 | 37,593 | +1142.7% |
| 2013/12 | 3,025 | +308.2% |
| 2012/12 | 741 | +56.7% |
| 2011/12 | 473 | - |