| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 250,000 | -16.7% |
| 2023/12 | 300,000 | +100.0% |
| 2022/12 | 150,000 | -25.0% |
| 2021/12 | 200,000 | +42.9% |
| 2020/12 | 140,000 | -46.2% |
| 2019/12 | 260,000 | +3.9% |
| 2018/12 | 250,200 | -37.7% |
| 2017/12 | 401,400 | -50.7% |
| 2016/12 | 813,900 | +622.2% |
| 2015/12 | 112,700 | -30.9% |
| 2014/12 | 163,192 | +38.3% |
| 2013/12 | 118,024 | +203.9% |
| 2012/12 | 38,837 | -51.1% |
| 2011/12 | 79,500 | -64.5% |
| 2010/12 | 223,993 | - |