| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 70,069 | -79.7% |
| 2023/12 | 345,279 | -62.4% |
| 2022/12 | 918,600 | +3419.5% |
| 2021/12 | 26,100 | -96.9% |
| 2020/12 | 852,040 | +7.1% |
| 2019/12 | 795,549 | +8.6% |
| 2018/12 | 732,600 | +18.6% |
| 2017/12 | 617,800 | 0.0% |
| 2016/12 | 617,800 | +9.5% |
| 2015/12 | 564,000 | +42.8% |
| 2014/12 | 395,045 | - |
| 2011/12 | 20,090 | +516.3% |
| 2010/12 | 3,260 | - |