| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 23,239 | +15.6% |
| 3Q25 | 23,328 | +11.6% |
| 2Q25 | 20,845 | +5.0% |
| 1Q25 | 18,309 | -9.5% |
| 4Q24 | 20,099 | +2.6% |
| 3Q24 | 20,905 | +0.8% |
| 2Q24 | 19,851 | -4.7% |
| 1Q24 | 20,227 | -8.6% |
| 4Q23 | 19,592 | -3.2% |
| 3Q23 | 20,738 | -6.4% |
| 2Q23 | 20,831 | -6.2% |
| 1Q23 | 22,134 | -7.1% |
| 4Q22 | 20,250 | -12.3% |
| 3Q22 | 22,167 | -5.6% |
| 2Q22 | 22,205 | -1.7% |
| 1Q22 | 23,821 | -0.0% |
| 4Q21 | 23,080 | -1.3% |
| 3Q21 | 23,472 | -4.3% |
| 2Q21 | 22,586 | +6.8% |
| 1Q21 | 23,829 | +20.7% |
| 4Q20 | 23,376 | +12.4% |
| 3Q20 | 24,529 | +25.6% |
| 2Q20 | 21,144 | +12.4% |
| 1Q20 | 19,739 | +4.8% |
| 4Q19 | 20,799 | -258.1% |
| 3Q19 | 19,537 | -44.6% |
| 2Q19 | 18,814 | -40.0% |
| 1Q19 | 18,832 | -34.9% |
| 4Q18 | -13,155 | -151.7% |
| 3Q18 | 35,253 | +52.4% |
| 2Q18 | 31,371 | +34.3% |
| 1Q18 | 28,947 | +27.6% |
| 4Q17 | 25,436 | +8.3% |
| 3Q17 | 23,127 | +5.4% |
| 2Q17 | 23,357 | +7.1% |
| 1Q17 | 22,683 | +2.5% |
| 4Q16 | 23,491 | +0.5% |
| 3Q16 | 21,935 | +1.7% |
| 2Q16 | 21,804 | +3.3% |
| 1Q16 | 22,137 | +8.2% |
| 4Q15 | 23,373 | +2.0% |
| 3Q15 | 21,572 | -7.6% |
| 2Q15 | 21,102 | -6.1% |
| 1Q15 | 20,452 | -7.8% |
| 4Q14 | 22,908 | +1.7% |
| 3Q14 | 23,337 | +0.1% |
| 2Q14 | 22,476 | -6.3% |
| 1Q14 | 22,181 | +44.6% |
| 4Q13 | 22,529 | +52.3% |
| 3Q13 | 23,320 | +34.0% |
| 2Q13 | 23,981 | +62.5% |
| 1Q13 | 15,338 | +8.6% |
| 4Q12 | 14,789 | - |
| 3Q12 | 17,399 | +36.6% |
| 2Q12 | 14,757 | +30.0% |
| 1Q12 | 14,121 | - |
| 3Q11 | 12,738 | - |
| 2Q11 | 11,350 | - |