| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 428,425 | +14.2% |
| 2023/12 | 375,062 | +5.3% |
| 2022/12 | 356,306 | +1800.2% |
| 2021/12 | 18,751 | -91.9% |
| 2020/12 | 231,431 | +2.8% |
| 2019/12 | 225,037 | +7.1% |
| 2018/12 | 210,146 | +40.1% |
| 2017/12 | 150,038 | -0.0% |
| 2016/12 | 150,057 | -25.0% |
| 2015/12 | 200,084 | +35.3% |
| 2014/12 | 147,922 | +46.4% |
| 2013/12 | 101,073 | -62.3% |
| 2012/12 | 268,212 | +34.1% |
| 2011/12 | 200,000 | - |