| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2025/12 | 1,048 | +4.9% |
| 2024/12 | 999 | -3.5% |
| 2023/12 | 1,035 | +5.3% |
| 2022/12 | 983 | +0.8% |
| 2021/12 | 975 | -4.0% |
| 2020/12 | 1,016 | -7.0% |
| 2019/12 | 1,092 | +0.5% |
| 2018/12 | 1,087 | -13.7% |
| 2017/12 | 1,260 | -4.3% |
| 2016/12 | 1,317 | +2.6% |
| 2015/12 | 1,284 | +11.3% |
| 2014/12 | 1,154 | -4.2% |
| 2013/12 | 1,204 | +2.0% |
| 2012/12 | 1,180 | +13.1% |
| 2011/12 | 1,043 | -6.1% |
| 2010/12 | 1,111 | - |