| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 4,819 | +127.3% |
| 2023/12 | 2,120 | -19.2% |
| 2022/12 | 2,624 | -40.6% |
| 2021/12 | 4,416 | +151.2% |
| 2020/12 | 1,757 | -33.0% |
| 2019/12 | 2,624 | +48.1% |
| 2018/12 | 1,771 | -6.1% |
| 2017/12 | 1,885 | -17.4% |
| 2016/12 | 2,283 | +27.7% |
| 2015/12 | 1,788 | +41.4% |
| 2014/12 | 1,264 | -6.4% |
| 2013/12 | 1,350 | -15.4% |
| 2012/12 | 1,596 | +39.7% |
| 2011/12 | 1,142 | +63.6% |
| 2010/12 | 698 | - |