| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 4Q23 | 88,369 | -55.4% |
| 3Q23 | 114,569 | -42.3% |
| 2Q23 | 140,273 | -40.2% |
| 1Q23 | 163,455 | -25.7% |
| 4Q22 | 198,036 | -7.7% |
| 3Q22 | 198,701 | -16.4% |
| 2Q22 | 234,429 | -19.5% |
| 1Q22 | 219,960 | -16.9% |
| 4Q21 | 214,458 | +44.8% |
| 3Q21 | 237,603 | +599.4% |
| 2Q21 | 291,147 | +363.8% |
| 1Q21 | 264,543 | +269.9% |
| 4Q20 | 148,139 | +49.8% |
| 3Q20 | 33,973 | -36.6% |
| 2Q20 | 62,778 | -35.4% |
| 1Q20 | 71,517 | -51.1% |
| 4Q19 | 98,913 | - |
| 3Q19 | 53,557 | - |
| 2Q19 | 97,116 | - |
| 1Q19 | 146,126 | - |