| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 17,429 | +7.0% |
| 2023/12 | 16,286 | +10.9% |
| 2022/12 | 14,684 | +4.6% |
| 2021/12 | 14,043 | +9.3% |
| 2020/12 | 12,853 | +66.6% |
| 2019/12 | 7,717 | +12.5% |
| 2018/12 | 6,861 | +29.2% |
| 2017/12 | 5,312 | +16.9% |
| 2016/12 | 4,545 | +135.9% |
| 2015/12 | 1,927 | +50.5% |
| 2014/12 | 1,280 | +61.6% |
| 2013/12 | 791 | +28.8% |
| 2012/12 | 614 | - |
| 2010/12 | 595 | - |