| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 48,791 | -11.3% |
| 3Q25 | 40,162 | -11.5% |
| 2Q25 | 49,541 | -0.6% |
| 1Q25 | 44,785 | +21.6% |
| 4Q24 | 55,006 | +78.6% |
| 3Q24 | 45,388 | +57.8% |
| 2Q24 | 49,853 | +142.2% |
| 1Q24 | 36,830 | +107.0% |
| 4Q23 | 30,803 | +109.6% |
| 3Q23 | 28,767 | +93.4% |
| 2Q23 | 20,581 | +30.3% |
| 1Q23 | 17,793 | +41.4% |
| 4Q22 | 14,693 | +6.6% |
| 3Q22 | 14,877 | +12.9% |
| 2Q22 | 15,792 | +8.9% |
| 1Q22 | 12,585 | -24.2% |
| 4Q21 | 13,781 | -20.7% |
| 3Q21 | 13,180 | -10.9% |
| 2Q21 | 14,503 | +37.6% |
| 1Q21 | 16,595 | -39.7% |
| 4Q20 | 17,384 | -9.5% |
| 3Q20 | 14,795 | -6.6% |
| 2Q20 | 10,542 | -4.2% |
| 1Q20 | 27,521 | +262.0% |
| 4Q19 | 19,205 | +168.6% |
| 3Q19 | 15,835 | +162.1% |
| 2Q19 | 11,003 | +98.2% |
| 1Q19 | 7,603 | +60.0% |
| 4Q18 | 7,151 | +59.1% |
| 3Q18 | 6,040 | +35.1% |
| 2Q18 | 5,550 | +10.8% |
| 1Q18 | 4,752 | -20.6% |
| 4Q17 | 4,493 | -22.6% |
| 3Q17 | 4,471 | -19.7% |
| 2Q17 | 5,007 | -5.5% |
| 1Q17 | 5,985 | +32.2% |
| 4Q16 | 5,806 | - |
| 3Q16 | 5,568 | - |
| 2Q16 | 5,298 | - |
| 1Q16 | 4,526 | - |