| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 170,470 | +123.2% |
| 2023/12 | 76,370 | -59.1% |
| 2022/12 | 186,622 | +44.3% |
| 2021/12 | 129,361 | +138.8% |
| 2020/12 | 54,163 | -59.9% |
| 2019/12 | 134,904 | +79.3% |
| 2018/12 | 75,231 | +323.3% |
| 2017/12 | 17,771 | -54.9% |
| 2016/12 | 39,381 | +69.9% |
| 2015/12 | 23,176 | -89.0% |
| 2014/12 | 210,974 | +204.2% |
| 2013/12 | 69,353 | -33.9% |
| 2012/12 | 104,909 | +3.7% |
| 2011/12 | 101,154 | +146.8% |
| 2010/12 | 40,984 | - |