| （単位：百万ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q25 | 32,669 | +12.9% |
| 3Q25 | 31,553 | +9.0% |
| 2Q25 | 29,858 | +19.3% |
| 1Q25 | 28,906 | +20.1% |
| 4Q24 | 28,934 | +25.7% |
| 3Q24 | 28,939 | +33.6% |
| 2Q24 | 25,028 | +13.2% |
| 1Q24 | 24,074 | +11.4% |
| 4Q23 | 23,019 | +9.1% |
| 3Q23 | 21,667 | +5.4% |
| 2Q23 | 22,114 | +4.7% |
| 1Q23 | 21,612 | -4.4% |
| 4Q22 | 21,096 | -8.4% |
| 3Q22 | 20,565 | -8.1% |
| 2Q22 | 21,124 | -4.6% |
| 1Q22 | 22,595 | +7.5% |
| 4Q21 | 23,025 | +10.6% |
| 3Q21 | 22,370 | +10.7% |
| 2Q21 | 22,136 | +19.0% |
| 1Q21 | 21,025 | +24.9% |
| 4Q20 | 20,812 | +20.2% |
| 3Q20 | 20,216 | +16.6% |
| 2Q20 | 18,594 | +9.6% |
| 1Q20 | 16,840 | - |
| 4Q19 | 17,314 | +10.1% |
| 3Q19 | 17,342 | - |
| 2Q19 | 16,973 | - |
| 4Q18 | 15,732 | - |