| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 16,758 | +4.3% |
| 2023/12 | 16,064 | -86.5% |
| 2022/12 | 119,330 | -19.1% |
| 2021/12 | 147,421 | +354.6% |
| 2020/12 | 32,431 | -79.7% |
| 2019/12 | 159,431 | +125.9% |
| 2018/12 | 70,577 | +1180.4% |
| 2017/12 | 5,512 | -7.8% |
| 2016/12 | 5,981 | +6.2% |
| 2015/12 | 5,631 | +514.1% |
| 2014/12 | 917 | -1.7% |
| 2013/12 | 933 | +11.6% |
| 2012/12 | 836 | +144.4% |
| 2011/12 | 342 | - |