| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/2 | 673 | -90.6% |
| 2024/2 | 7,131 | -92.5% |
| 2023/1 | 94,616 | +12.7% |
| 2022/1 | 83,974 | +442.1% |
| 2021/1 | 15,490 | -88.2% |
| 2020/2 | 131,393 | -48.2% |
| 2019/2 | 253,543 | +113.8% |
| 2018/2 | 118,579 | -24.9% |
| 2017/1 | 157,809 | +30.5% |
| 2016/1 | 120,893 | +58.8% |
| 2015/1 | 76,129 | +15.6% |
| 2014/2 | 65,830 | -26.1% |
| 2013/2 | 89,020 | -3.0% |
| 2012/1 | 91,757 | +1.3% |
| 2011/1 | 90,623 | - |