| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,958 | +13.6% |
| 3Q25 | 4,097 | +20.0% |
| 2Q25 | 3,746 | +8.0% |
| 1Q25 | 4,065 | +14.2% |
| 4Q24 | 3,484 | +7.5% |
| 3Q24 | 3,413 | +7.1% |
| 2Q24 | 3,468 | +13.4% |
| 1Q24 | 3,560 | +34.2% |
| 4Q23 | 3,242 | +32.0% |
| 3Q23 | 3,186 | +32.3% |
| 2Q23 | 3,057 | +20.6% |
| 1Q23 | 2,653 | +1.0% |
| 4Q22 | 2,456 | +30.7% |
| 3Q22 | 2,409 | +41.5% |
| 2Q22 | 2,534 | +45.6% |
| 1Q22 | 2,627 | +53.4% |
| 4Q21 | 1,879 | +24.4% |
| 3Q21 | 1,703 | +23.9% |
| 2Q21 | 1,740 | +26.4% |
| 1Q21 | 1,713 | +26.7% |
| 4Q20 | 1,510 | +14.6% |
| 3Q20 | 1,375 | +1.3% |
| 2Q20 | 1,377 | +0.2% |
| 1Q20 | 1,352 | +4.5% |
| 4Q19 | 1,318 | +1.4% |
| 3Q19 | 1,358 | +13.5% |
| 2Q19 | 1,374 | +9.5% |
| 1Q19 | 1,294 | +4.7% |
| 4Q18 | 1,300 | +14.5% |
| 3Q18 | 1,196 | +12.5% |
| 2Q18 | 1,255 | +35.2% |
| 1Q18 | 1,236 | - |
| 4Q17 | 1,135 | - |
| 3Q17 | 1,063 | - |
| 2Q17 | 928 | - |