| （単位：百万ドル） | 自己株式の取得による支出 | 前年比（％） |
|---|---|---|
| 2025/9 | 425 | -28.6% |
| 2024/9 | 594 | +91.0% |
| 2023/9 | 311 | +3.4% |
| 2022/9 | 301 | +0.5% |
| 2021/9 | 299 | +13.4% |
| 2020/9 | 264 | -73.8% |
| 2019/9 | 1,009 | -31.9% |
| 2018/9 | 1,482 | +332.7% |
| 2017/9 | 342 | -32.5% |
| 2016/9 | 507 | -15.2% |
| 2015/9 | 598 | +23.2% |
| 2014/9 | 485 | +20.6% |
| 2013/9 | 402 | +55.2% |
| 2012/9 | 259 | -13.2% |
| 2011/9 | 298 | +151.4% |
| 2010/9 | 118 | - |