| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/12 | 72 | - |
| 2023/12 | 20,279 | +61.2% |
| 2022/12 | 12,577 | -73.5% |
| 2021/12 | 47,528 | +1107.8% |
| 2020/12 | 3,935 | +177.5% |
| 2019/12 | 1,418 | +71.5% |
| 2018/12 | 827 | -21.1% |
| 2017/12 | 1,048 | -13.2% |
| 2016/12 | 1,207 | +119.1% |
| 2015/12 | 551 | +58.8% |
| 2014/12 | 347 | -91.5% |
| 2013/12 | 4,095 | +145.5% |
| 2012/12 | 1,668 | +239.0% |
| 2011/12 | 492 | - |