| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 4,238 | -60.5% |
| 2023/12 | 10,739 | +598.2% |
| 2022/12 | 1,538 | -49.3% |
| 2021/12 | 3,032 | -80.7% |
| 2020/12 | 15,705 | -61.2% |
| 2019/12 | 40,506 | +2121.9% |
| 2018/12 | 1,823 | +14.9% |
| 2017/12 | 1,587 | +87.4% |
| 2016/12 | 847 | -97.6% |
| 2015/12 | 35,310 | +79.1% |
| 2014/12 | 19,711 | +36.7% |
| 2013/12 | 14,423 | -9.1% |
| 2012/12 | 15,861 | +62.8% |
| 2011/12 | 9,745 | - |