| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 4,471 | +7.9% |
| 2023/12 | 4,143 | +26.4% |
| 2022/12 | 3,278 | +1.1% |
| 2021/12 | 3,243 | +1.4% |
| 2020/12 | 3,197 | -0.1% |
| 2019/12 | 3,199 | +1080.4% |
| 2018/12 | 271 | -3.2% |
| 2017/12 | 280 | +23.3% |
| 2016/12 | 227 | -43.5% |
| 2015/12 | 402 | +20.4% |
| 2014/12 | 334 | -23.9% |
| 2013/12 | 439 | -69.6% |
| 2012/12 | 1,446 | -1.8% |
| 2011/12 | 1,472 | -6.1% |
| 2010/12 | 1,568 | - |