| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2023/12 | 13,165 | -55.6% |
| 2022/12 | 29,675 | +161.0% |
| 2021/12 | 11,370 | +193.3% |
| 2020/12 | 3,877 | +46.0% |
| 2019/12 | 2,656 | -88.2% |
| 2018/12 | 22,585 | +143.1% |
| 2017/12 | 9,290 | -5.8% |
| 2016/12 | 9,858 | -36.8% |
| 2015/12 | 15,605 | -17.3% |
| 2014/12 | 18,872 | +33.4% |
| 2013/12 | 14,151 | +154.9% |
| 2012/12 | 5,551 | -28.1% |
| 2011/12 | 7,722 | - |