| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 36,731 | -14.3% |
| 3Q25 | 42,352 | -0.0% |
| 2Q25 | 42,008 | +6.2% |
| 1Q25 | 45,652 | +19.6% |
| 4Q24 | 42,848 | +3.0% |
| 3Q24 | 42,364 | -1.8% |
| 2Q24 | 39,568 | -13.4% |
| 1Q24 | 38,171 | -18.9% |
| 4Q23 | 41,603 | +5.1% |
| 3Q23 | 43,135 | +26.9% |
| 2Q23 | 45,688 | +21.9% |
| 1Q23 | 47,047 | +22.6% |
| 4Q22 | 39,594 | +5.8% |
| 3Q22 | 33,994 | -16.7% |
| 2Q22 | 37,478 | -13.9% |
| 1Q22 | 38,363 | -13.4% |
| 4Q21 | 37,413 | -9.0% |
| 3Q21 | 40,790 | +13.8% |
| 2Q21 | 43,516 | +38.0% |
| 1Q21 | 44,318 | +37.4% |
| 4Q20 | 41,103 | +25.4% |
| 3Q20 | 35,835 | +8.8% |
| 2Q20 | 31,536 | -12.9% |
| 1Q20 | 32,253 | -9.8% |
| 4Q19 | 32,771 | -12.9% |
| 3Q19 | 32,927 | -12.3% |
| 2Q19 | 36,186 | -11.9% |
| 1Q19 | 35,754 | -12.6% |
| 4Q18 | 37,636 | -0.8% |
| 3Q18 | 37,541 | -12.4% |
| 2Q18 | 41,076 | -7.2% |
| 1Q18 | 40,929 | -1.5% |
| 4Q17 | 37,956 | +14.8% |
| 3Q17 | 42,834 | +59.7% |
| 2Q17 | 44,268 | +46.7% |
| 1Q17 | 41,556 | +53.0% |
| 4Q16 | 33,061 | +44.4% |
| 3Q16 | 26,822 | +27.3% |
| 2Q16 | 30,168 | +50.7% |
| 1Q16 | 27,155 | +50.6% |
| 4Q15 | 22,898 | +32.3% |
| 3Q15 | 21,073 | +28.2% |
| 2Q15 | 20,020 | -9.3% |
| 1Q15 | 18,026 | -14.3% |
| 4Q14 | 17,303 | -0.4% |
| 3Q14 | 16,437 | -11.9% |
| 2Q14 | 22,079 | +54.3% |
| 1Q14 | 21,045 | +47.1% |
| 4Q13 | 17,364 | +30.0% |
| 3Q13 | 18,647 | +38.4% |
| 2Q13 | 14,308 | +3.2% |
| 1Q13 | 14,306 | +6.6% |
| 4Q12 | 13,354 | +7.1% |
| 3Q12 | 13,472 | +1.8% |
| 2Q12 | 13,867 | +10.4% |
| 1Q12 | 13,425 | +10.7% |
| 4Q11 | 12,465 | +12.3% |
| 3Q11 | 13,233 | +4.5% |
| 2Q11 | 12,559 | +3.8% |
| 1Q11 | 12,129 | - |
| 4Q10 | 11,097 | - |
| 3Q10 | 12,669 | - |
| 2Q10 | 12,095 | - |