| （単位：千ドル） | 投資有価証券 | 前年比（％） |
|---|---|---|
| 2Q25 | 130 | - |
| 1Q25 | 305 | - |
| 4Q24 | 249 | - |
| 3Q23 | 392 | -80.4% |
| 2Q23 | 601 | -73.5% |
| 1Q23 | 1,034 | -69.4% |
| 4Q22 | 781 | -58.3% |
| 3Q22 | 2,004 | -12.8% |
| 2Q22 | 2,264 | -7.6% |
| 1Q22 | 3,381 | +39.8% |
| 4Q21 | 1,875 | -50.7% |
| 3Q21 | 2,297 | -31.2% |
| 2Q21 | 2,450 | +48.8% |
| 1Q21 | 2,419 | +155.8% |
| 4Q20 | 3,805 | +174.8% |
| 3Q20 | 3,336 | +122.5% |
| 2Q20 | 1,646 | -2.9% |
| 1Q20 | 945 | +5.1% |
| 4Q19 | 1,384 | +15.3% |
| 3Q19 | 1,499 | +18.1% |
| 2Q19 | 1,695 | +71.0% |
| 1Q19 | 899 | -10.5% |
| 4Q18 | 1,200 | +68.8% |
| 3Q18 | 1,269 | -9.9% |
| 2Q18 | 991 | -36.3% |
| 1Q18 | 1,005 | -47.7% |
| 4Q17 | 711 | -67.5% |
| 3Q17 | 1,408 | -31.2% |
| 2Q17 | 1,556 | -31.6% |
| 1Q17 | 1,922 | -15.6% |
| 4Q16 | 2,187 | -28.2% |
| 3Q16 | 2,047 | -26.8% |
| 2Q16 | 2,277 | -18.7% |
| 1Q16 | 2,276 | -8.9% |
| 4Q15 | 3,047 | - |
| 3Q15 | 2,797 | - |
| 2Q15 | 2,799 | - |
| 1Q15 | 2,498 | - |