| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 1Q25 | 397 | -50.0% |
| 4Q24 | 397 | -50.0% |
| 3Q24 | 397 | -60.3% |
| 2Q24 | 397 | -60.3% |
| 1Q24 | 794 | -50.5% |
| 4Q23 | 794 | -50.3% |
| 3Q23 | 1,000 | -53.5% |
| 2Q23 | 1,000 | -54.9% |
| 1Q23 | 1,604 | -29.8% |
| 4Q22 | 1,596 | -30.0% |
| 3Q22 | 2,149 | +12.5% |
| 2Q22 | 2,216 | +392.4% |
| 1Q22 | 2,285 | +465.6% |
| 4Q21 | 2,280 | +3303.0% |
| 3Q21 | 1,911 | +2885.9% |
| 2Q21 | 450 | +637.7% |
| 1Q21 | 404 | +1088.2% |
| 4Q20 | 67 | +91.4% |
| 3Q20 | 64 | +82.9% |
| 2Q20 | 61 | +69.4% |
| 1Q20 | 34 | -5.6% |
| 4Q19 | 35 | - |
| 3Q19 | 35 | - |
| 2Q19 | 36 | -92.1% |
| 1Q19 | 36 | -92.5% |
| 2Q18 | 453 | -67.0% |
| 1Q18 | 477 | -64.6% |
| 4Q17 | 918 | -31.5% |
| 3Q17 | 949 | -38.8% |
| 2Q17 | 1,373 | -12.0% |
| 1Q17 | 1,348 | -14.5% |
| 4Q16 | 1,340 | +18.3% |
| 3Q16 | 1,550 | +47.3% |
| 2Q16 | 1,561 | +42.2% |
| 1Q16 | 1,576 | +44.7% |
| 4Q15 | 1,133 | +24.6% |
| 3Q15 | 1,052 | - |
| 2Q15 | 1,098 | - |
| 1Q15 | 1,089 | - |
| 4Q14 | 909 | - |