| （単位：千ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 986,500 | +7100.7% |
| 2023/12 | 13,700 | -97.4% |
| 2022/12 | 518,200 | +386.1% |
| 2021/12 | 106,600 | -27.1% |
| 2020/12 | 146,200 | -58.7% |
| 2019/12 | 353,700 | -37.1% |
| 2018/12 | 562,400 | -6.3% |
| 2017/12 | 600,300 | -18.8% |
| 2016/12 | 739,600 | -2.1% |
| 2015/12 | 755,100 | +76.2% |
| 2014/12 | 428,600 | +39.3% |
| 2013/12 | 307,600 | +46.5% |
| 2012/12 | 209,900 | -69.6% |
| 2011/12 | 690,000 | +97.8% |
| 2010/12 | 348,800 | - |