| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 1Q23 | 179,225 | -73.2% |
| 4Q22 | 128,599 | -79.3% |
| 3Q22 | 118,425 | -63.5% |
| 2Q22 | 118,428 | -61.6% |
| 1Q22 | 668,305 | +152.3% |
| 4Q21 | 622,203 | +182.4% |
| 3Q21 | 324,237 | +15.4% |
| 2Q21 | 308,343 | +22.4% |
| 1Q21 | 264,856 | +0.6% |
| 4Q20 | 220,310 | -63.4% |
| 3Q20 | 280,965 | +57.1% |
| 2Q20 | 251,840 | +14.3% |
| 1Q20 | 263,363 | -1.8% |
| 4Q19 | 602,166 | +103.0% |
| 3Q19 | 178,796 | -42.2% |
| 2Q19 | 220,424 | -35.9% |
| 1Q19 | 268,122 | -20.1% |
| 4Q18 | 296,590 | -1.3% |
| 3Q18 | 309,347 | +102.8% |
| 2Q18 | 343,721 | +88.0% |
| 1Q18 | 335,682 | +150.9% |
| 4Q17 | 300,474 | +117.4% |
| 3Q17 | 152,525 | -4.6% |
| 2Q17 | 182,788 | +8.3% |
| 1Q17 | 133,797 | -21.1% |
| 4Q16 | 138,217 | +112.5% |
| 3Q16 | 159,845 | +206.2% |
| 2Q16 | 168,757 | +131.3% |
| 1Q16 | 169,545 | +101.3% |
| 4Q15 | 65,047 | -12.4% |
| 3Q15 | 52,204 | -40.7% |
| 2Q15 | 72,946 | -20.3% |
| 1Q15 | 84,212 | -4.2% |
| 4Q14 | 74,234 | +68.2% |
| 3Q14 | 88,089 | +84.2% |
| 2Q14 | 91,513 | +90.3% |
| 1Q14 | 87,919 | - |
| 4Q13 | 44,146 | - |
| 3Q13 | 47,818 | - |
| 2Q13 | 48,082 | - |