| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 81,400 | +51.0% |
| 2023/12 | 53,919 | -81.1% |
| 2022/12 | 285,983 | +133.0% |
| 2021/12 | 122,722 | +5.8% |
| 2020/12 | 115,962 | +30.9% |
| 2019/12 | 88,578 | -57.4% |
| 2018/12 | 208,087 | - |
| 2017/12 | 0 | -100.0% |
| 2016/12 | 50,516 | -68.7% |
| 2015/12 | 161,152 | +185.8% |
| 2014/12 | 56,393 | -5.2% |
| 2013/12 | 59,496 | +130.4% |
| 2012/12 | 25,826 | -48.8% |
| 2011/12 | 50,450 | -50.9% |
| 2010/12 | 102,736 | - |