| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 9,938 | -52.9% |
| 2023/12 | 21,088 | +2197.2% |
| 2022/12 | 918 | +61.9% |
| 2021/12 | 567 | -31.4% |
| 2020/12 | 826 | -88.8% |
| 2019/12 | 7,361 | -82.9% |
| 2018/12 | 43,001 | +60.5% |
| 2017/12 | 26,784 | +722.4% |
| 2016/12 | 3,257 | -20.4% |
| 2015/12 | 4,093 | -91.7% |
| 2014/12 | 49,597 | +97.4% |
| 2013/12 | 25,122 | -16.9% |
| 2012/12 | 30,224 | -12.2% |
| 2011/12 | 34,419 | - |