| （単位：千円） | 現金 + 有価証券 | 前年比（％） |
|---|---|---|
| 2025/6 | 306,105 | -12.9% |
| 2024/6 | 351,517 | -39.2% |
| 2023/6 | 577,913 | +14.4% |
| 2022/6 | 505,030 | +23.8% |
| 2021/6 | 407,794 | +53.6% |
| 2020/6 | 265,468 | -9.4% |
| 2019/6 | 293,116 | +48.0% |
| 2018/6 | 198,105 | -34.2% |
| 2017/6 | 301,048 | -33.6% |
| 2016/6 | 453,624 | -0.5% |
| 2015/6 | 455,813 | +18.6% |
| 2014/6 | 384,327 | -0.7% |
| 2013/6 | 387,194 | - |