| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 21,998 | -71.0% |
| 2023/12 | 75,976 | +31.8% |
| 2022/12 | 57,639 | - |
| 2020/12 | 62,604 | -19.6% |
| 2019/12 | 77,834 | +256.8% |
| 2018/12 | 21,814 | +735.8% |
| 2017/12 | 2,610 | -80.3% |
| 2016/12 | 13,271 | -94.1% |
| 2015/12 | 225,186 | +3587.3% |
| 2014/12 | 6,107 | +51.4% |
| 2013/12 | 4,034 | +72.1% |
| 2012/12 | 2,344 | +233.9% |
| 2011/12 | 702 | - |