| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2026/3 | 328,327 | -17.4% |
| 2025/3 | 397,478 | -10.2% |
| 2024/3 | 442,493 | +24.2% |
| 2023/3 | 356,143 | +0.1% |
| 2022/3 | 355,871 | +1.6% |
| 2021/3 | 350,351 | +13.2% |
| 2020/3 | 309,623 | -5.1% |
| 2019/3 | 326,255 | +10.8% |
| 2018/3 | 294,485 | +11.2% |
| 2017/3 | 264,755 | -2.1% |
| 2016/3 | 270,301 | -11.3% |
| 2015/3 | 304,849 | +18.5% |
| 2014/3 | 257,316 | +4.3% |
| 2013/3 | 246,688 | - |