| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 1Q25 | 3,097 | -50.8% |
| 4Q24 | 3,571 | -46.1% |
| 3Q24 | 4,699 | -40.7% |
| 2Q24 | 5,090 | -40.9% |
| 1Q24 | 6,297 | -41.8% |
| 4Q23 | 6,627 | -32.7% |
| 3Q23 | 7,930 | -32.2% |
| 2Q23 | 8,614 | - |
| 1Q23 | 10,824 | - |
| 4Q22 | 9,841 | - |
| 3Q22 | 11,696 | - |
| 4Q16 | 0 | -100.0% |
| 3Q16 | 0 | -100.0% |
| 2Q16 | 0 | -100.0% |
| 1Q16 | 479 | -95.9% |
| 4Q15 | 3,799 | -68.0% |
| 3Q15 | 13,028 | +1302700.0% |
| 2Q15 | 20,851 | +1042450.0% |
| 1Q15 | 11,546 | +577200.0% |
| 4Q14 | 11,856 | +24.7% |
| 3Q14 | 1 | -100.0% |
| 2Q14 | 2 | -100.0% |
| 1Q14 | 2 | - |
| 4Q13 | 9,505 | - |
| 3Q13 | 29,804 | +84.6% |
| 2Q13 | 44,205 | +109.1% |
| 4Q12 | 0 | -100.0% |
| 3Q12 | 16,146 | -41.8% |
| 2Q12 | 21,143 | -38.6% |
| 1Q12 | 11,525 | -66.5% |
| 4Q11 | 6,180 | -71.0% |
| 3Q11 | 27,734 | +3.6% |
| 2Q11 | 34,426 | +68.4% |
| 1Q11 | 34,371 | - |
| 4Q10 | 21,298 | - |
| 3Q10 | 26,769 | - |
| 2Q10 | 20,446 | - |