| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 579 | -21.8% |
| 2023/12 | 740 | -29.7% |
| 2022/12 | 1,053 | -24.1% |
| 2021/12 | 1,386 | -25.1% |
| 2020/12 | 1,851 | -47.0% |
| 2019/12 | 3,494 | +21.4% |
| 2018/12 | 2,879 | -22.7% |
| 2017/12 | 3,724 | +47.8% |
| 2016/12 | 2,520 | -52.8% |
| 2015/12 | 5,338 | +23.7% |
| 2014/12 | 4,315 | -10.1% |
| 2013/12 | 4,800 | -40.6% |
| 2012/12 | 8,086 | +90.4% |
| 2011/12 | 4,247 | - |