| （単位：百万ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 4Q25 | 71 | +14.7% |
| 3Q25 | 31 | - |
| 2Q25 | 40 | -2.4% |
| 1Q25 | 86 | -45.6% |
| 4Q24 | 62 | -52.7% |
| 2Q24 | 41 | -80.7% |
| 1Q24 | 158 | -41.9% |
| 4Q23 | 131 | -60.8% |
| 3Q23 | 194 | -56.1% |
| 2Q23 | 212 | -49.0% |
| 1Q23 | 272 | -25.3% |
| 4Q22 | 334 | -68.2% |
| 3Q22 | 442 | -2.0% |
| 2Q22 | 416 | - |
| 1Q22 | 364 | -35.2% |
| 4Q21 | 1,050 | +97.4% |
| 3Q21 | 451 | - |
| 1Q21 | 562 | - |
| 4Q20 | 532 | +44.6% |
| 4Q19 | 368 | -74.5% |
| 4Q18 | 1,443 | +124.1% |
| 4Q17 | 644 | -54.6% |
| 4Q16 | 1,420 | -14.4% |
| 4Q15 | 1,658 | +74.5% |
| 4Q14 | 950 | -14.0% |
| 4Q13 | 1,105 | +347.4% |
| 4Q12 | 247 | - |