| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/12 | 2,418 | - |
| 2022/12 | 49,119 | +11.1% |
| 2021/12 | 44,217 | -9.7% |
| 2020/12 | 48,987 | +103.9% |
| 2019/12 | 24,028 | +1201.3% |
| 2018/12 | 1,846 | -96.3% |
| 2017/12 | 49,902 | +3070.6% |
| 2016/12 | 1,573 | -97.9% |
| 2015/12 | 74,853 | +547.3% |
| 2014/12 | 11,564 | +523.5% |
| 2013/12 | 1,854 | -74.3% |
| 2012/12 | 7,220 | +104.7% |
| 2011/12 | 3,527 | - |