| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 4Q23 | 0 | -100.0% |
| 2Q23 | 3,089 | +74.2% |
| 1Q23 | 1,058 | +146.6% |
| 4Q22 | 300 | -25.0% |
| 3Q22 | 803 | -69.2% |
| 2Q22 | 1,773 | -37.1% |
| 1Q22 | 429 | -89.5% |
| 4Q21 | 400 | -87.1% |
| 3Q21 | 2,610 | -57.8% |
| 2Q21 | 2,818 | -68.8% |
| 1Q21 | 4,092 | -31.6% |
| 4Q20 | 3,100 | -90.7% |
| 3Q20 | 6,180 | -78.5% |
| 2Q20 | 9,033 | -70.8% |
| 1Q20 | 5,984 | -80.9% |
| 4Q19 | 33,200 | +937.5% |
| 3Q19 | 28,754 | +386.4% |
| 2Q19 | 30,888 | +408.9% |
| 1Q19 | 31,290 | +90.8% |
| 4Q18 | 3,200 | -80.1% |
| 3Q18 | 5,912 | -81.2% |
| 2Q18 | 6,069 | -87.2% |
| 1Q18 | 16,402 | -68.7% |
| 4Q17 | 16,100 | -62.7% |
| 3Q17 | 31,385 | -43.5% |
| 2Q17 | 47,331 | -7.0% |
| 1Q17 | 52,458 | +79.0% |
| 4Q16 | 43,188 | +25.6% |
| 3Q16 | 55,516 | +31.9% |
| 2Q16 | 50,867 | -6.0% |
| 1Q16 | 29,303 | -62.8% |
| 4Q15 | 34,396 | -26.7% |
| 3Q15 | 42,081 | -24.3% |
| 2Q15 | 54,127 | +17.8% |
| 1Q15 | 78,760 | -11.7% |
| 4Q14 | 46,919 | -55.6% |
| 3Q14 | 55,587 | -59.3% |
| 2Q14 | 45,930 | -69.9% |
| 1Q14 | 89,160 | -52.9% |
| 4Q13 | 105,760 | -34.1% |
| 3Q13 | 136,640 | -28.2% |
| 2Q13 | 152,581 | -10.0% |
| 1Q13 | 189,236 | +17.1% |
| 4Q12 | 160,481 | +0.7% |
| 3Q12 | 190,333 | +56.8% |
| 2Q12 | 169,449 | +22.2% |
| 1Q12 | 161,535 | +62.3% |
| 4Q11 | 159,347 | +1.2% |
| 3Q11 | 121,389 | -22.6% |
| 2Q11 | 138,690 | -7.8% |
| 1Q11 | 99,522 | - |
| 4Q10 | 157,479 | - |
| 3Q10 | 156,868 | - |
| 2Q10 | 150,403 | - |