| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/6 | 90,200 | +249.6% |
| 2024/6 | 25,800 | +416.0% |
| 2023/6 | 5,000 | -95.0% |
| 2022/6 | 100,900 | +2302.4% |
| 2021/6 | 4,200 | -87.0% |
| 2020/6 | 32,400 | -80.7% |
| 2019/6 | 167,700 | -44.7% |
| 2018/6 | 303,239 | -18.2% |
| 2017/6 | 370,877 | +30.2% |
| 2016/6 | 284,905 | -7.0% |
| 2015/6 | 306,255 | +27.8% |
| 2014/6 | 239,597 | -28.1% |
| 2013/6 | 333,384 | +16.0% |
| 2012/6 | 287,291 | -31.9% |
| 2011/6 | 422,099 | - |