| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 1Q22 | 49,855 | +29.0% |
| 4Q21 | 33,818 | -18.9% |
| 3Q21 | 10,558 | +427.4% |
| 2Q21 | 27,656 | +359.6% |
| 1Q21 | 38,634 | +57.8% |
| 4Q20 | 41,697 | -20.3% |
| 3Q20 | 2,002 | -95.9% |
| 2Q20 | 6,018 | -81.4% |
| 1Q20 | 24,478 | -57.1% |
| 4Q19 | 52,315 | -35.7% |
| 3Q19 | 48,259 | -46.8% |
| 2Q19 | 32,275 | +80.1% |
| 1Q19 | 56,997 | +149.5% |
| 4Q18 | 81,363 | - |
| 3Q18 | 90,745 | - |
| 2Q18 | 17,922 | - |
| 1Q18 | 22,841 | - |