| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 3Q20 | 487,688 | -1.5% |
| 2Q20 | 474,114 | +0.3% |
| 1Q20 | 497,841 | +56.3% |
| 4Q19 | 479,470 | +78.8% |
| 3Q19 | 495,292 | +109.3% |
| 2Q19 | 472,613 | +114.7% |
| 1Q19 | 318,498 | +51.1% |
| 4Q18 | 268,115 | +29.1% |
| 3Q18 | 236,605 | +20.5% |
| 2Q18 | 220,116 | +24.2% |
| 1Q18 | 210,838 | +49.3% |
| 4Q17 | 207,603 | +79.6% |
| 3Q17 | 196,318 | +119.3% |
| 2Q17 | 177,269 | +113.0% |
| 1Q17 | 141,225 | +67.7% |
| 4Q16 | 115,608 | +37.9% |
| 3Q16 | 89,518 | +27.5% |
| 2Q16 | 83,228 | +46.8% |
| 1Q16 | 84,209 | +234.3% |
| 4Q15 | 83,840 | - |
| 3Q15 | 70,206 | - |
| 2Q15 | 56,714 | - |
| 1Q15 | 25,187 | - |