| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 4Q22 | 853,900 | +2226.7% |
| 1Q22 | 39,600 | +29.4% |
| 4Q21 | 36,700 | +34.9% |
| 3Q21 | 203,700 | +176.0% |
| 2Q21 | 174,900 | +408.4% |
| 1Q21 | 30,600 | -25.2% |
| 4Q20 | 27,200 | -30.3% |
| 3Q20 | 73,800 | +107.3% |
| 2Q20 | 34,400 | -86.2% |
| 1Q20 | 40,900 | -50.7% |
| 4Q19 | 39,000 | -40.9% |
| 3Q19 | 35,600 | -63.4% |
| 2Q19 | 248,400 | +205.2% |
| 1Q19 | 82,900 | -38.0% |
| 4Q18 | 66,000 | -52.4% |
| 3Q18 | 97,300 | -54.5% |
| 2Q18 | 81,400 | -36.4% |
| 1Q18 | 133,800 | -63.6% |
| 4Q17 | 138,800 | -37.1% |
| 3Q17 | 214,000 | +188.8% |
| 2Q17 | 128,000 | +99.7% |
| 1Q17 | 367,700 | +349.5% |
| 4Q16 | 220,600 | -39.8% |
| 3Q16 | 74,100 | -79.2% |
| 2Q16 | 64,100 | -83.5% |
| 1Q16 | 81,800 | -15.4% |
| 4Q15 | 366,600 | -8.1% |
| 3Q15 | 355,500 | +13.1% |
| 2Q15 | 388,600 | +55.2% |
| 1Q15 | 96,700 | -78.4% |
| 4Q14 | 398,700 | +0.1% |
| 3Q14 | 314,400 | -33.1% |
| 2Q14 | 250,400 | +40.2% |
| 1Q14 | 447,600 | +85.0% |
| 4Q13 | 398,200 | +91.9% |
| 3Q13 | 470,200 | +31.8% |
| 2Q13 | 178,600 | -43.3% |
| 1Q13 | 241,900 | -35.0% |
| 4Q12 | 207,500 | -39.9% |
| 3Q12 | 356,800 | +52.7% |
| 2Q12 | 315,000 | +36.8% |
| 1Q12 | 372,000 | +109.9% |
| 4Q11 | 345,000 | +318.2% |
| 3Q11 | 233,700 | - |
| 2Q11 | 230,300 | - |
| 1Q11 | 177,200 | - |
| 4Q10 | 82,500 | - |