| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 18,571 | +40.8% |
| 3Q25 | 18,377 | +16.8% |
| 2Q25 | 16,256 | +10.3% |
| 1Q24 | 15,900 | +13.1% |
| 4Q24 | 13,193 | +10.1% |
| 3Q24 | 15,734 | -10.7% |
| 2Q24 | 14,737 | +5.5% |
| 1Q24 | 14,063 | +20.6% |
| 4Q23 | 11,979 | -29.2% |
| 3Q23 | 17,620 | +22.7% |
| 2Q23 | 13,965 | -1.9% |
| 1Q23 | 11,665 | -9.5% |
| 4Q22 | 16,915 | +29.8% |
| 3Q22 | 14,360 | +5.8% |
| 2Q22 | 14,235 | +5.5% |
| 1Q22 | 12,887 | -7.8% |
| 4Q21 | 13,027 | -16.5% |
| 3Q21 | 13,578 | -0.8% |
| 2Q21 | 13,491 | +0.3% |
| 1Q21 | 13,981 | -8.7% |
| 4Q20 | 15,604 | +2.3% |
| 3Q20 | 13,694 | -13.2% |
| 2Q20 | 13,450 | -8.0% |
| 1Q20 | 15,315 | -5.3% |
| 4Q19 | 15,257 | -0.2% |
| 3Q19 | 15,784 | +1.8% |
| 2Q19 | 14,617 | -6.1% |
| 1Q19 | 16,166 | -14.0% |
| 4Q18 | 15,283 | +13.5% |
| 3Q18 | 15,505 | -3.1% |
| 2Q18 | 15,572 | -5.6% |
| 1Q18 | 18,797 | +10.3% |
| 4Q17 | 13,462 | -13.0% |
| 3Q17 | 15,997 | +0.2% |
| 2Q17 | 16,490 | +13.8% |
| 1Q17 | 17,042 | +15.3% |
| 4Q16 | 15,469 | +16.3% |
| 3Q16 | 15,968 | +17.7% |
| 2Q16 | 14,486 | +6.0% |
| 1Q16 | 14,777 | +3.3% |
| 4Q15 | 13,301 | -8.2% |
| 3Q15 | 13,562 | +9.9% |
| 2Q15 | 13,671 | +15.2% |
| 1Q15 | 14,309 | +27.7% |
| 4Q14 | 14,487 | - |
| 3Q14 | 12,342 | - |
| 2Q14 | 11,869 | - |
| 1Q14 | 11,205 | - |