| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2025/3 | 310,772 | +8.4% |
| 2024/3 | 286,714 | +11.8% |
| 2023/3 | 256,544 | +55.3% |
| 2022/3 | 165,232 | -24.0% |
| 2021/3 | 217,477 | +18.8% |
| 2020/3 | 183,043 | -22.6% |
| 2019/3 | 236,572 | -22.2% |
| 2018/3 | 303,924 | +20.6% |
| 2017/3 | 252,067 | +18.6% |
| 2016/3 | 212,606 | -19.8% |
| 2015/3 | 265,052 | +5.8% |
| 2014/3 | 250,576 | -7.8% |
| 2013/3 | 271,754 | - |