| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 21,800 | +17.8% |
| 3Q25 | 17,100 | +10.3% |
| 2Q25 | 19,100 | +9.1% |
| 1Q25 | 16,300 | -7.4% |
| 4Q24 | 18,500 | +0.5% |
| 3Q24 | 15,500 | -5.5% |
| 2Q24 | 17,500 | +6.1% |
| 1Q24 | 17,600 | +2.9% |
| 4Q23 | 18,400 | +15.7% |
| 3Q23 | 16,400 | +20.6% |
| 2Q23 | 16,500 | +14.6% |
| 1Q23 | 17,100 | +17.1% |
| 4Q22 | 15,900 | +16.1% |
| 3Q22 | 13,600 | +3.8% |
| 2Q22 | 14,400 | +4.3% |
| 1Q22 | 14,600 | +19.7% |
| 4Q21 | 13,700 | +6.2% |
| 3Q21 | 13,100 | +4.8% |
| 2Q21 | 13,800 | +27.8% |
| 1Q21 | 12,200 | +14.0% |
| 4Q20 | 12,900 | +26.5% |
| 3Q20 | 12,500 | +34.4% |
| 2Q20 | 10,800 | +12.5% |
| 1Q20 | 10,700 | +9.2% |
| 4Q19 | 10,200 | +4.1% |
| 3Q19 | 9,300 | -7.9% |
| 2Q19 | 9,600 | -11.1% |
| 1Q19 | 9,800 | +2.1% |
| 4Q18 | 9,800 | +1.0% |
| 3Q18 | 10,100 | +11.0% |
| 2Q18 | 10,800 | +8.0% |
| 1Q18 | 9,600 | -6.8% |
| 4Q17 | 9,700 | +1.0% |
| 3Q17 | 9,100 | +1.1% |
| 2Q17 | 10,000 | +13.6% |
| 1Q17 | 10,300 | +9.6% |
| 4Q16 | 9,600 | -4.0% |
| 3Q16 | 9,000 | +5.9% |
| 2Q16 | 8,800 | +8.6% |
| 1Q16 | 9,400 | +25.3% |
| 4Q15 | 10,000 | +28.2% |
| 3Q15 | 8,500 | -11.5% |
| 2Q15 | 8,100 | -18.2% |
| 1Q15 | 7,500 | -25.0% |
| 4Q14 | 7,800 | -19.6% |
| 3Q14 | 9,600 | 0.0% |
| 2Q14 | 9,900 | +4.2% |
| 1Q14 | 10,000 | +9.9% |
| 4Q13 | 9,700 | +12.8% |
| 3Q13 | 9,600 | +17.1% |
| 2Q13 | 9,500 | +15.9% |
| 1Q13 | 9,100 | +9.6% |
| 4Q12 | 8,600 | - |
| 3Q12 | 8,200 | +6.5% |
| 2Q12 | 8,200 | - |
| 1Q12 | 8,300 | +20.3% |
| 3Q11 | 7,700 | +30.5% |
| 1Q11 | 6,900 | - |
| 4Q10 | 6,900 | - |
| 3Q10 | 5,900 | - |
| 2Q10 | 5,700 | - |