| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2026/3 | 274,024 | +52.0% |
| 2025/3 | 180,280 | -0.1% |
| 2024/3 | 180,415 | +55.6% |
| 2023/3 | 115,940 | +6.5% |
| 2022/3 | 108,910 | +3.7% |
| 2021/3 | 105,070 | +18.2% |
| 2020/3 | 88,922 | -35.5% |
| 2019/3 | 137,794 | -17.7% |
| 2018/3 | 167,342 | +12.9% |
| 2017/3 | 148,237 | +9.6% |
| 2016/3 | 135,261 | -28.0% |
| 2015/3 | 187,926 | -1.5% |
| 2014/3 | 190,765 | +7.6% |
| 2013/3 | 177,304 | - |