| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 11,600 | +728.6% |
| 2023/12 | 1,400 | -99.4% |
| 2022/12 | 226,000 | +17284.6% |
| 2021/12 | 1,300 | -96.9% |
| 2020/12 | 41,900 | +755.1% |
| 2019/12 | 4,900 | -76.6% |
| 2018/12 | 20,900 | -50.6% |
| 2017/12 | 42,300 | -13.3% |
| 2016/12 | 48,800 | -49.7% |
| 2015/12 | 97,000 | +26.4% |
| 2014/12 | 76,732 | -50.0% |
| 2013/12 | 153,514 | -39.0% |
| 2012/12 | 251,813 | +519.1% |
| 2011/12 | 40,672 | +974.6% |
| 2010/12 | 3,785 | - |