| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,881 | -20.0% |
| 3Q25 | 2,623 | -36.4% |
| 2Q25 | 2,941 | -37.7% |
| 1Q25 | 3,398 | -29.8% |
| 4Q24 | 3,600 | -18.0% |
| 3Q24 | 4,124 | -8.6% |
| 2Q24 | 4,717 | +2.2% |
| 1Q24 | 4,840 | -2.0% |
| 4Q23 | 4,390 | +5.0% |
| 3Q23 | 4,511 | -2.4% |
| 2Q23 | 4,615 | -3.9% |
| 1Q23 | 4,938 | +8.4% |
| 4Q22 | 4,180 | -6.2% |
| 3Q22 | 4,622 | +3.5% |
| 2Q22 | 4,802 | +39.9% |
| 1Q22 | 4,556 | +32.7% |
| 4Q21 | 4,458 | +31.0% |
| 3Q21 | 4,464 | +33.1% |
| 2Q21 | 3,433 | +10.2% |
| 1Q21 | 3,434 | +25.7% |
| 4Q20 | 3,403 | +116.8% |
| 3Q20 | 3,355 | +64.5% |
| 2Q20 | 3,115 | +36.2% |
| 1Q20 | 2,731 | +27.0% |
| 4Q19 | 1,570 | - |
| 3Q19 | 2,040 | - |
| 2Q19 | 2,287 | - |
| 1Q19 | 2,150 | - |