| （単位：千ドル） | 投資キャッシュフロー | 前年比（％） |
|---|---|---|
| 2024/5 | -17,921 | +272.5% |
| 2023/5 | -4,811 | -105.9% |
| 2022/5 | 81,768 | -853.2% |
| 2021/5 | -10,856 | -54.6% |
| 2020/5 | -23,888 | -75.3% |
| 2019/5 | -96,797 | +172.0% |
| 2018/5 | -35,589 | +42.3% |
| 2017/5 | -25,011 | -39.9% |
| 2016/5 | -41,590 | +20.8% |
| 2015/5 | -34,440 | +158.2% |
| 2014/5 | -13,341 | +28.0% |
| 2013/5 | -10,422 | -76.4% |
| 2012/5 | -44,073 | - |