| （単位：百万ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/12 | 151 | -81.5% |
| 2024/12 | 817 | -48.1% |
| 2023/12 | 1,573 | -25.0% |
| 2022/12 | 2,096 | +2553.2% |
| 2021/12 | 79 | -95.7% |
| 2020/12 | 1,820 | +70.1% |
| 2019/12 | 1,070 | -1.8% |
| 2018/12 | 1,090 | -67.6% |
| 2017/12 | 3,365 | +3135.6% |
| 2016/12 | 104 | -73.0% |
| 2015/12 | 385 | -55.8% |
| 2014/12 | 872 | +64.2% |
| 2013/12 | 531 | +2.5% |
| 2012/12 | 518 | - |
| 2010/12 | 108 | - |