| （単位：千円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q26 | 612,519 | +3.7% |
| 2Q26 | 608,831 | +6.5% |
| 4Q25 | 589,732 | +2.4% |
| 3Q25 | 590,598 | - |
| 2Q25 | 571,659 | - |
| 4Q24 | 575,807 | +132.3% |
| 4Q23 | 247,863 | -4.4% |
| 4Q22 | 259,257 | +25.5% |
| 4Q21 | 206,608 | +8.4% |
| 4Q20 | 190,622 | -12.1% |
| 4Q19 | 216,978 | -10.3% |
| 4Q18 | 241,927 | +0.9% |
| 4Q17 | 239,723 | +23.7% |
| 4Q16 | 193,735 | -14.9% |
| 4Q15 | 227,589 | - |