| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 60,000 | +160.9% |
| 2023/12 | 23,000 | -77.2% |
| 2022/12 | 101,000 | +236.7% |
| 2021/12 | 30,000 | -44.4% |
| 2020/12 | 54,000 | +80.0% |
| 2019/12 | 30,000 | -71.7% |
| 2018/12 | 106,000 | - |
| 2017/12 | 0 | -100.0% |
| 2016/12 | 67,406 | -58.5% |
| 2015/12 | 162,459 | +208.7% |
| 2014/12 | 52,630 | +59.9% |
| 2013/12 | 32,918 | +205.2% |
| 2012/12 | 10,784 | +328.3% |
| 2011/12 | 2,518 | - |