| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 178 | -98.6% |
| 2023/12 | 12,469 | +82.4% |
| 2022/12 | 6,836 | -79.4% |
| 2021/12 | 33,136 | +416.5% |
| 2020/12 | 6,415 | -57.5% |
| 2019/12 | 15,085 | +62.7% |
| 2018/12 | 9,271 | +22512.2% |
| 2017/12 | 41 | -99.5% |
| 2016/12 | 8,030 | -19.5% |
| 2015/12 | 9,970 | -39.0% |
| 2014/12 | 16,342 | +619.0% |
| 2013/12 | 2,273 | -38.6% |
| 2012/12 | 3,701 | +65.1% |
| 2011/12 | 2,241 | - |