| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2023/12 | 93,811 | +49.4% |
| 2022/12 | 62,771 | +28.1% |
| 2021/12 | 48,989 | +8.3% |
| 2020/12 | 45,248 | -19.5% |
| 2019/12 | 56,204 | -15.0% |
| 2018/12 | 66,126 | +35.0% |
| 2017/12 | 48,983 | +22.5% |
| 2016/12 | 39,983 | +100.0% |
| 2015/12 | 19,992 | -50.0% |
| 2014/12 | 39,972 | +11191.5% |
| 2013/12 | 354 | - |
| 2012/12 | 0 | -100.0% |
| 2011/12 | 26,101 | - |