| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2025/9 | 246 | -10.5% |
| 2024/9 | 276 | +11.6% |
| 2023/10 | 247 | -11.4% |
| 2022/10 | 279 | -0.9% |
| 2021/10 | 281 | +36.7% |
| 2020/9 | 206 | -6.3% |
| 2019/9 | 220 | -17.8% |
| 2018/9 | 267 | -50.6% |
| 2017/10 | 542 | -52.5% |
| 2016/10 | 1,141 | +265.3% |
| 2015/9 | 312 | -1.9% |
| 2014/9 | 318 | +446.1% |
| 2013/9 | 58 | -49.7% |
| 2012/9 | 116 | +8.4% |
| 2011/10 | 107 | -44.2% |
| 2010/10 | 191 | - |