| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2024/12 | 385 | +230.0% |
| 2023/12 | 116 | -16.3% |
| 2022/12 | 139 | -69.4% |
| 2021/12 | 455 | -30.6% |
| 2020/12 | 656 | +11.3% |
| 2019/12 | 589 | +196.4% |
| 2018/12 | 199 | -79.9% |
| 2017/12 | 988 | -7.8% |
| 2016/12 | 1,071 | -13.9% |
| 2015/12 | 1,244 | +9.8% |
| 2014/12 | 1,133 | -9.5% |
| 2013/12 | 1,251 | +26.7% |
| 2012/12 | 988 | +33.4% |
| 2011/12 | 740 | +38.4% |
| 2010/12 | 535 | - |