| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 4Q25 | 20,010 | -13.9% |
| 3Q25 | 21,329 | -19.8% |
| 2Q25 | 21,602 | -5.7% |
| 1Q25 | 21,821 | -9.8% |
| 4Q24 | 23,245 | -6.3% |
| 3Q24 | 26,607 | +13.8% |
| 2Q24 | 22,904 | -9.3% |
| 1Q24 | 24,204 | -8.9% |
| 4Q23 | 24,821 | -36.7% |
| 3Q23 | 23,371 | -41.4% |
| 2Q23 | 25,248 | -1.5% |
| 1Q23 | 26,581 | -22.7% |
| 4Q22 | 24,121 | - |
| 3Q22 | 23,770 | - |
| 2Q22 | 25,626 | -34.7% |
| 1Q22 | 34,372 | -7.8% |
| 4Q22 | 39,211 | - |
| 3Q22 | 39,885 | - |
| 2Q21 | 39,255 | +65.8% |
| 1Q21 | 37,285 | +75.5% |
| 4Q20 | 30,547 | +26.8% |
| 3Q20 | 26,066 | -2.2% |
| 2Q20 | 23,678 | -7.0% |
| 1Q20 | 21,248 | -13.8% |
| 4Q19 | 24,099 | -5.1% |
| 3Q19 | 26,662 | -8.3% |
| 2Q19 | 25,456 | -18.7% |
| 1Q19 | 24,640 | -20.8% |
| 4Q18 | 25,405 | +131.1% |
| 3Q18 | 29,084 | - |
| 2Q18 | 31,326 | - |
| 1Q18 | 31,128 | - |
| 4Q17 | 10,993 | - |