| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/8 | 26,374 | -14.2% |
| 2024/8 | 30,749 | -13.5% |
| 2023/8 | 35,555 | +49.1% |
| 2022/8 | 23,850 | +702.8% |
| 2021/8 | 2,971 | -78.7% |
| 2020/8 | 13,971 | +116325.0% |
| 2019/8 | 12 | -99.4% |
| 2018/8 | 2,006 | -63.1% |
| 2017/8 | 5,431 | -87.5% |
| 2016/8 | 43,586 | +202.1% |
| 2015/8 | 14,427 | +229.3% |
| 2014/8 | 4,381 | +234.7% |
| 2013/8 | 1,309 | +197.5% |
| 2012/8 | 440 | - |