| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 4Q23 | 32,204 | -52.0% |
| 3Q23 | 57,262 | +970.5% |
| 2Q23 | 46,806 | +537.1% |
| 1Q23 | 42,144 | +525.6% |
| 4Q22 | 67,037 | +622.6% |
| 3Q22 | 5,349 | -57.8% |
| 2Q22 | 7,347 | -39.4% |
| 1Q22 | 6,737 | -71.0% |
| 4Q21 | 9,277 | -80.7% |
| 3Q21 | 12,689 | -77.5% |
| 2Q21 | 12,127 | -78.0% |
| 1Q21 | 23,202 | -72.5% |
| 4Q20 | 47,969 | -37.2% |
| 3Q20 | 56,274 | -46.8% |
| 2Q20 | 55,129 | -54.0% |
| 1Q20 | 84,354 | -20.1% |
| 4Q19 | 76,344 | -2.0% |
| 3Q19 | 105,753 | +120.8% |
| 2Q19 | 119,935 | +115.8% |
| 1Q19 | 105,637 | -23.8% |
| 4Q18 | 77,941 | -43.5% |
| 3Q18 | 47,895 | -58.3% |
| 2Q18 | 55,582 | -44.0% |
| 1Q18 | 138,719 | +27.6% |
| 4Q17 | 137,892 | +7.7% |
| 3Q17 | 114,870 | -10.1% |
| 2Q17 | 99,297 | -3.7% |
| 1Q17 | 108,743 | -3.6% |
| 4Q16 | 128,003 | +26.2% |
| 3Q16 | 127,751 | +45.2% |
| 2Q16 | 103,138 | +13.6% |
| 1Q16 | 112,857 | +27.0% |
| 4Q15 | 101,392 | +34.8% |
| 3Q15 | 87,967 | +56.1% |
| 2Q15 | 90,783 | +115.7% |
| 1Q15 | 88,890 | +91.9% |
| 4Q14 | 75,234 | +101.5% |
| 3Q14 | 56,343 | +59.5% |
| 2Q14 | 42,094 | -39.5% |
| 1Q14 | 46,333 | -37.8% |
| 4Q13 | 37,338 | -53.1% |
| 3Q13 | 35,324 | -42.2% |
| 2Q13 | 69,604 | +1.6% |
| 1Q13 | 74,517 | -47.6% |
| 4Q12 | 79,617 | - |
| 3Q12 | 61,167 | - |
| 2Q12 | 68,520 | - |
| 1Q12 | 142,319 | - |