| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 64,856 | -7.7% |
| 3Q25 | 68,846 | +16.0% |
| 2Q25 | 60,471 | +2.9% |
| 1Q25 | 60,735 | +3.8% |
| 4Q24 | 70,300 | +28.5% |
| 3Q24 | 59,336 | +30.4% |
| 2Q24 | 58,745 | +35.7% |
| 1Q24 | 58,505 | +43.2% |
| 4Q23 | 54,707 | +48.8% |
| 3Q23 | 45,517 | +36.7% |
| 2Q23 | 43,277 | +31.8% |
| 1Q23 | 40,851 | +45.3% |
| 4Q22 | 36,754 | +28.9% |
| 3Q22 | 33,292 | +18.5% |
| 2Q22 | 32,825 | +16.3% |
| 1Q22 | 28,120 | -3.1% |
| 4Q21 | 28,519 | +0.9% |
| 3Q21 | 28,091 | -17.1% |
| 2Q21 | 28,232 | +6.5% |
| 1Q21 | 29,022 | +11.1% |
| 4Q20 | 28,275 | +16.3% |
| 3Q20 | 33,869 | +48.5% |
| 2Q20 | 26,497 | +22.4% |
| 1Q20 | 26,123 | +29.0% |
| 4Q19 | 24,312 | +29.4% |
| 3Q19 | 22,805 | +20.9% |
| 2Q19 | 21,656 | +5.4% |
| 1Q19 | 20,244 | +18.7% |
| 4Q18 | 18,794 | - |
| 3Q18 | 18,860 | +61.3% |
| 2Q18 | 20,543 | +160.8% |
| 1Q18 | 17,050 | - |
| 3Q17 | 11,693 | - |
| 2Q17 | 7,876 | - |
| 4Q11 | 139,806 | - |
| 3Q11 | 3,228 | - |
| 2Q11 | 6,203 | - |