| （単位：百万ドル） | 投資キャッシュフロー | 前年比（％） |
|---|---|---|
| 2025/5 | -275 | -130.8% |
| 2024/5 | 894 | +58.5% |
| 2023/5 | 564 | -137.0% |
| 2022/5 | -1,524 | -59.9% |
| 2021/5 | -3,800 | +269.6% |
| 2020/5 | -1,028 | +289.4% |
| 2019/5 | -264 | -195.7% |
| 2018/5 | 276 | -127.4% |
| 2017/5 | -1,008 | -2.5% |
| 2016/5 | -1,034 | +490.9% |
| 2015/5 | -175 | -85.5% |
| 2014/5 | -1,207 | +13.1% |
| 2013/5 | -1,067 | -307.6% |
| 2012/5 | 514 | -150.3% |
| 2011/5 | -1,021 | -19.4% |
| 2010/5 | -1,268 | - |