| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/12 | 795 | +111.4% |
| 2024/12 | 376 | -96.7% |
| 2023/12 | 11,514 | -58.4% |
| 2022/12 | 27,701 | -34.8% |
| 2021/12 | 42,471 | +360.6% |
| 2020/12 | 9,220 | +2827.0% |
| 2019/12 | 315 | -19.4% |
| 2018/12 | 391 | -22.3% |
| 2017/12 | 503 | -97.4% |
| 2016/12 | 19,396 | +123.0% |
| 2015/12 | 8,698 | -40.6% |
| 2014/12 | 14,633 | +8932.7% |
| 2013/12 | 162 | - |
| 2012/12 | 0 | - |