| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | -34,400 | -80.6% |
| 2023/12 | -177,600 | -167.8% |
| 2022/12 | 261,900 | +180.7% |
| 2021/12 | 93,300 | +30.1% |
| 2020/12 | 71,721 | +2912.2% |
| 2019/12 | 2,381 | -90.1% |
| 2018/12 | 24,110 | -35.4% |
| 2017/12 | 37,347 | -62.6% |
| 2016/12 | 99,971 | +189.9% |
| 2015/12 | 34,483 | -35.0% |
| 2014/12 | 53,046 | +210.8% |
| 2013/12 | 17,067 | -79.4% |
| 2012/12 | 82,924 | +654.7% |
| 2011/12 | 10,987 | - |