| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 4,900 | -18.3% |
| 2023/12 | 6,000 | -90.0% |
| 2022/12 | 60,300 | +515.3% |
| 2021/12 | 9,800 | -7.5% |
| 2020/12 | 10,600 | -35.4% |
| 2019/12 | 16,400 | -85.4% |
| 2018/12 | 112,400 | -28.7% |
| 2017/12 | 157,600 | -20.4% |
| 2016/12 | 198,000 | +3.4% |
| 2015/12 | 191,500 | +27.9% |
| 2014/12 | 149,700 | -11.6% |
| 2013/12 | 169,400 | +464.7% |
| 2012/12 | 30,000 | -86.7% |
| 2011/12 | 225,300 | +73.2% |
| 2010/12 | 130,100 | - |