| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 290,427 | +44.7% |
| 2023/12 | 200,710 | +186.4% |
| 2022/12 | 70,070 | +1007.3% |
| 2021/12 | 6,328 | -70.1% |
| 2020/12 | 21,179 | -91.7% |
| 2019/12 | 255,467 | +58.0% |
| 2018/12 | 161,737 | +2275.3% |
| 2017/12 | 6,809 | +88.6% |
| 2016/12 | 3,610 | -54.9% |
| 2015/12 | 8,010 | -40.9% |
| 2014/12 | 13,554 | -81.6% |
| 2013/12 | 73,510 | -56.8% |
| 2012/12 | 170,292 | +3847.4% |
| 2011/12 | 4,314 | +132.8% |
| 2010/12 | 1,853 | - |