| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 10,428 | - |
| 2022/12 | 29,656 | +10.4% |
| 2021/12 | 26,862 | +99.2% |
| 2020/12 | 13,482 | +25.6% |
| 2019/12 | 10,738 | -27.9% |
| 2018/12 | 14,886 | -38.9% |
| 2017/12 | 24,376 | +6365.8% |
| 2016/12 | 377 | -98.1% |
| 2015/12 | 19,623 | +96.2% |
| 2014/12 | 10,000 | +45.7% |
| 2013/12 | 6,864 | +37.3% |
| 2012/12 | 4,999 | +20.9% |
| 2011/12 | 4,136 | - |