| （単位：百万円） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 3Q25 | 28,332 | +0.8% |
| 2Q25 | 28,032 | -4.2% |
| 1Q25 | 27,583 | -1.1% |
| 4Q24 | 28,132 | +4.7% |
| 3Q24 | 28,094 | +3.7% |
| 2Q24 | 29,254 | +9.7% |
| 1Q24 | 27,878 | +10.9% |
| 4Q23 | 26,881 | +6.1% |
| 3Q23 | 27,096 | +6.5% |
| 2Q23 | 26,658 | +16.4% |
| 1Q23 | 25,146 | +6.0% |
| 4Q22 | 25,325 | +7.4% |
| 3Q22 | 25,451 | +4.6% |
| 2Q22 | 22,910 | -7.3% |
| 1Q22 | 23,726 | -3.1% |
| 4Q21 | 23,588 | -0.1% |
| 3Q21 | 24,339 | -2.0% |
| 2Q21 | 24,709 | -2.6% |
| 1Q21 | 24,484 | -2.9% |
| 4Q20 | 23,608 | -9.6% |
| 3Q20 | 24,842 | - |
| 2Q20 | 25,365 | - |
| 1Q20 | 25,215 | - |
| 4Q19 | 26,104 | +355.9% |
| 4Q18 | 5,726 | -36.4% |
| 4Q17 | 9,010 | +11.3% |
| 4Q16 | 8,093 | -63.8% |
| 4Q15 | 22,331 | +6.4% |
| 4Q14 | 20,984 | - |