| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 13,534 | -59.1% |
| 2023/12 | 33,114 | +3.8% |
| 2022/12 | 31,910 | +5.7% |
| 2021/12 | 30,184 | -5.8% |
| 2020/12 | 32,055 | -6.0% |
| 2019/12 | 34,116 | +76.6% |
| 2018/12 | 19,317 | -43.4% |
| 2017/12 | 34,133 | +17.3% |
| 2016/12 | 29,093 | -11.9% |
| 2015/12 | 33,004 | +31.9% |
| 2014/12 | 25,020 | +8.1% |
| 2013/12 | 23,143 | -2.8% |
| 2012/12 | 23,803 | +30.9% |
| 2011/12 | 18,190 | -20.5% |
| 2010/12 | 22,881 | - |