| （単位：百万ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2024/12 | 27 | -98.5% |
| 2023/12 | 1,798 | -42.0% |
| 2022/12 | 3,099 | +38637.5% |
| 2021/12 | 8 | -33.3% |
| 2020/12 | 12 | -94.9% |
| 2019/12 | 237 | -81.0% |
| 2018/12 | 1,248 | +4892.0% |
| 2017/12 | 25 | +13.6% |
| 2016/12 | 22 | -96.3% |
| 2015/12 | 593 | -76.3% |
| 2014/12 | 2,500 | +165.1% |
| 2013/12 | 943 | +61.7% |
| 2012/12 | 583 | +112.8% |
| 2011/12 | 274 | +309.0% |
| 2010/12 | 67 | - |