| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 27,881 | -49.6% |
| 2023/12 | 55,278 | -82.2% |
| 2022/12 | 311,094 | +320.7% |
| 2021/12 | 73,938 | +2704.9% |
| 2020/12 | 2,636 | -63.9% |
| 2019/12 | 7,302 | -92.9% |
| 2018/12 | 103,153 | +1022.7% |
| 2017/12 | 9,188 | +42.8% |
| 2016/12 | 6,435 | -88.0% |
| 2015/12 | 53,731 | -33.5% |
| 2014/12 | 80,760 | - |
| 2013/12 | 0 | -100.0% |
| 2012/12 | 20,467 | -59.1% |
| 2011/12 | 50,000 | +258.2% |
| 2010/12 | 13,960 | - |