| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 8,881 | +286.5% |
| 2023/12 | 2,298 | -28.0% |
| 2022/12 | 3,192 | -6.5% |
| 2021/12 | 3,414 | -34.2% |
| 2020/12 | 5,192 | -57.4% |
| 2019/12 | 12,178 | -82.7% |
| 2018/12 | 70,319 | +1960.3% |
| 2017/12 | 3,413 | +29.2% |
| 2016/12 | 2,642 | +58.5% |
| 2015/12 | 1,667 | +57.9% |
| 2014/12 | 1,056 | +102.3% |
| 2013/12 | 522 | -99.7% |
| 2012/12 | 182,602 | +384.6% |
| 2011/12 | 37,680 | - |