| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 1Q25 | 2,800 | -50.9% |
| 4Q24 | 3,000 | -47.4% |
| 3Q24 | 3,600 | -36.8% |
| 2Q24 | 5,200 | +30.0% |
| 1Q24 | 5,700 | +58.3% |
| 4Q23 | 5,700 | +46.2% |
| 3Q23 | 5,700 | +35.7% |
| 2Q23 | 4,000 | -31.0% |
| 1Q23 | 3,600 | -41.0% |
| 4Q22 | 3,900 | -54.7% |
| 3Q22 | 4,200 | -54.3% |
| 2Q22 | 5,800 | -37.6% |
| 1Q22 | 6,100 | -12.9% |
| 4Q21 | 8,600 | +100.0% |
| 3Q21 | 9,200 | +145.6% |
| 2Q21 | 9,300 | +220.4% |
| 1Q21 | 7,000 | +240.5% |
| 4Q20 | 4,300 | +186.7% |
| 3Q20 | 3,746 | +239.6% |
| 2Q20 | 2,903 | +139.7% |
| 1Q20 | 2,056 | +29.4% |
| 4Q19 | 1,500 | -22.9% |
| 3Q19 | 1,103 | -54.6% |
| 2Q19 | 1,211 | -38.6% |
| 1Q19 | 1,589 | -9.3% |
| 4Q18 | 1,946 | +19.8% |
| 3Q18 | 2,432 | +46.9% |
| 2Q18 | 1,972 | -2.9% |
| 1Q18 | 1,751 | +24.4% |
| 4Q17 | 1,624 | +58.6% |
| 3Q17 | 1,655 | +132.1% |
| 2Q17 | 2,031 | +7.5% |
| 1Q17 | 1,408 | -14.9% |
| 4Q16 | 1,024 | -33.5% |
| 3Q16 | 713 | - |
| 2Q16 | 1,889 | -30.7% |
| 1Q16 | 1,654 | -24.6% |
| 4Q15 | 1,539 | -59.8% |
| 2Q15 | 2,726 | +98.3% |
| 1Q15 | 2,195 | +50.1% |
| 4Q14 | 3,832 | -77.7% |
| 3Q14 | 1,903 | -88.4% |
| 2Q14 | 1,375 | -91.9% |
| 1Q14 | 1,462 | - |
| 4Q13 | 17,176 | - |
| 3Q13 | 16,343 | - |
| 2Q13 | 16,989 | - |