| （単位：百万ドル） | 投資キャッシュフロー | 前年比（％） |
|---|---|---|
| 2024/5 | -1,198 | +245.7% |
| 2023/5 | -347 | -79.5% |
| 2022/5 | -1,691 | +229.7% |
| 2021/5 | -513 | +5.5% |
| 2020/5 | -487 | -12.6% |
| 2019/5 | -557 | -93.6% |
| 2018/5 | -8,685 | +1242.6% |
| 2017/5 | -647 | -792.6% |
| 2016/5 | 93 | -105.8% |
| 2015/5 | -1,603 | +185.2% |
| 2014/5 | -562 | -62.9% |
| 2013/5 | -1,516 | -19.0% |
| 2012/5 | -1,871 | +161.6% |
| 2011/5 | -716 | -0.8% |
| 2010/5 | -722 | - |