| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q24 | 3,115 | -66.2% |
| 3Q24 | 3,153 | -29.4% |
| 2Q24 | 4,073 | -20.6% |
| 1Q24 | 14,109 | +105.3% |
| 4Q23 | 9,220 | +43.4% |
| 3Q23 | 4,466 | +34.7% |
| 2Q23 | 5,128 | +81.4% |
| 1Q23 | 6,872 | -18.6% |
| 4Q22 | 6,431 | -58.8% |
| 3Q22 | 3,316 | -84.1% |
| 2Q22 | 2,827 | +164.2% |
| 1Q22 | 8,444 | +473.3% |
| 4Q21 | 15,605 | +1120.1% |
| 3Q21 | 20,801 | - |
| 2Q21 | 1,070 | - |
| 1Q21 | 1,473 | - |
| 4Q20 | 1,279 | -46.7% |
| 4Q19 | 2,398 | -23.9% |
| 4Q18 | 3,149 | +90.9% |
| 4Q17 | 1,650 | - |