| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q25 | 152,000 | +114.1% |
| 4Q24 | 71,000 | +222.7% |
| 4Q23 | 22,000 | +100.0% |
| 4Q22 | 11,000 | +10.0% |
| 4Q21 | 10,000 | 0.0% |
| 4Q20 | 10,000 | -9.1% |
| 4Q19 | 11,000 | -82.0% |
| 4Q18 | 61,000 | +7.0% |
| 4Q17 | 57,000 | 0.0% |
| 4Q16 | 57,000 | 0.0% |
| 4Q15 | 57,000 | -17.4% |
| 4Q14 | 69,000 | -9.2% |
| 4Q13 | 76,000 | -36.1% |
| 4Q12 | 119,000 | - |
| 4Q11 | 0 | -100.0% |
| 4Q10 | 72,000 | - |