| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2025/12 | 4,089 | +21.3% |
| 2024/12 | 3,370 | -12.2% |
| 2023/12 | 3,839 | +3.9% |
| 2022/12 | 3,694 | -0.4% |
| 2021/12 | 3,707 | +3.3% |
| 2020/12 | 3,590 | +4.7% |
| 2019/12 | 3,428 | +10.3% |
| 2018/12 | 3,109 | +4.3% |
| 2017/12 | 2,981 | +7.3% |
| 2016/12 | 2,777 | +8.0% |
| 2015/12 | 2,572 | -4.0% |
| 2014/12 | 2,679 | +9.8% |
| 2013/12 | 2,439 | +6.0% |
| 2012/12 | 2,300 | +3.0% |
| 2011/12 | 2,234 | +1.9% |
| 2010/12 | 2,193 | - |