| （単位：百万ドル） | 投資キャッシュフロー | 前年比（％） |
|---|---|---|
| 2025/5 | -3,357 | +1186.6% |
| 2024/5 | -261 | -219.4% |
| 2023/5 | 218 | -115.4% |
| 2022/5 | -1,421 | +208.5% |
| 2021/5 | -461 | -159.7% |
| 2020/5 | 771 | -147.4% |
| 2019/5 | -1,629 | +139.8% |
| 2018/5 | -679 | +59.9% |
| 2017/5 | -425 | +572.9% |
| 2016/5 | -64 | -77.9% |
| 2015/5 | -285 | -9.8% |
| 2014/5 | -317 | -274.0% |
| 2013/5 | 181 | -114.6% |
| 2012/5 | -1,245 | +203.9% |
| 2011/5 | -410 | +2.0% |
| 2010/5 | -402 | - |