| （単位：千ドル） | 有価証券 | 前年比（％） |
|---|---|---|
| 1Q25 | 4,537 | +4.7% |
| 4Q24 | 4,694 | -64.4% |
| 3Q24 | 2,826 | -84.4% |
| 2Q24 | 3,160 | -88.2% |
| 1Q24 | 4,335 | -88.7% |
| 4Q23 | 13,172 | -70.4% |
| 3Q23 | 18,063 | -58.2% |
| 2Q23 | 26,881 | -63.8% |
| 1Q23 | 38,367 | -54.9% |
| 4Q22 | 44,528 | - |
| 3Q22 | 43,212 | - |
| 2Q22 | 74,278 | +642.1% |
| 1Q22 | 85,010 | +439.9% |
| 2Q21 | 10,009 | -84.6% |
| 1Q21 | 15,745 | -78.9% |
| 4Q20 | 28,000 | -69.5% |
| 3Q20 | 53,208 | -50.5% |
| 2Q20 | 65,098 | -42.6% |
| 1Q20 | 74,684 | -39.1% |
| 4Q19 | 91,700 | -30.8% |
| 3Q19 | 107,486 | -18.8% |
| 2Q19 | 113,349 | -14.4% |
| 1Q19 | 122,570 | -22.3% |
| 4Q18 | 132,424 | - |
| 3Q18 | 132,410 | - |
| 2Q18 | 132,435 | - |
| 1Q18 | 157,752 | - |
| 2Q16 | 30,000 | - |
| 1Q16 | 30,000 | - |