| （単位：千円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2026/3 | 145,245 | -30.8% |
| 2025/12 | 209,745 | +398.3% |
| 2024/12 | 42,091 | -42.8% |
| 2023/12 | 73,625 | 0.0% |
| 2022/12 | 73,625 | -52.3% |
| 2021/12 | 154,297 | -0.5% |
| 2020/12 | 155,090 | +5.0% |
| 2019/12 | 147,670 | -38.2% |
| 2018/12 | 238,980 | +4.1% |
| 2017/12 | 229,519 | +31.5% |
| 2016/12 | 174,584 | +886.4% |
| 2015/12 | 17,700 | +73.5% |
| 2014/12 | 10,200 | - |