| （単位：千円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2026/3 | 491,405 | +346.4% |
| 2025/3 | 110,071 | 0.0% |
| 2024/3 | 110,071 | 0.0% |
| 2023/3 | 110,071 | +10.0% |
| 2022/3 | 100,071 | 0.0% |
| 2021/3 | 100,071 | 0.0% |
| 2020/3 | 100,071 | -1.8% |
| 2019/3 | 101,946 | 0.0% |
| 2018/3 | 101,946 | 0.0% |
| 2017/3 | 101,946 | 0.0% |
| 2016/3 | 101,946 | -28.4% |
| 2015/3 | 142,319 | -7.7% |
| 2014/3 | 154,139 | +51.2% |
| 2013/3 | 101,946 | - |