| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 321,000 | -4.7% |
| 2023/12 | 337,000 | -39.5% |
| 2022/12 | 557,000 | +890.8% |
| 2021/12 | 56,217 | +92.4% |
| 2020/12 | 29,219 | +5.5% |
| 2019/12 | 27,686 | -10.1% |
| 2018/12 | 30,810 | -60.7% |
| 2017/12 | 78,316 | +110.1% |
| 2016/12 | 37,274 | +507.0% |
| 2015/12 | 6,141 | -94.2% |
| 2014/12 | 106,286 | - |
| 2013/12 | 0 | -100.0% |
| 2012/12 | 26,878 | -55.0% |
| 2011/12 | 59,689 | -51.6% |
| 2010/12 | 123,300 | - |