| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | -14,161 | -145.1% |
| 3Q25 | 29,699 | -1.2% |
| 2Q25 | 29,442 | +2.3% |
| 1Q25 | 31,349 | +2.1% |
| 4Q24 | 31,413 | +3.8% |
| 3Q24 | 30,073 | -0.8% |
| 2Q24 | 28,784 | -10.6% |
| 1Q24 | 30,705 | -8.4% |
| 4Q23 | 30,252 | -2.7% |
| 3Q23 | 30,316 | -0.5% |
| 2Q23 | 32,205 | +7.6% |
| 1Q23 | 33,509 | +16.2% |
| 4Q22 | 31,088 | +13.6% |
| 3Q22 | 30,466 | +14.7% |
| 2Q22 | 29,920 | +20.7% |
| 1Q22 | 28,833 | +22.5% |
| 4Q21 | 27,368 | +32.4% |
| 3Q21 | 26,552 | +31.4% |
| 2Q21 | 24,783 | +27.1% |
| 1Q21 | 23,528 | +6.4% |
| 4Q20 | 20,667 | -4.8% |
| 3Q20 | 20,206 | 0.0% |
| 2Q20 | 19,498 | -8.5% |
| 1Q20 | 22,123 | +3.4% |
| 4Q19 | 21,703 | -1.0% |
| 3Q19 | 20,197 | -9.2% |
| 2Q19 | 21,313 | -1.1% |
| 1Q19 | 21,401 | -8.8% |
| 4Q18 | 21,913 | -3.7% |
| 3Q18 | 22,251 | +4.5% |
| 2Q18 | 21,542 | -20.4% |
| 1Q18 | 23,457 | -5.7% |
| 4Q17 | 22,752 | -5.7% |
| 3Q17 | 21,289 | -12.0% |
| 2Q17 | 27,055 | +2.1% |
| 1Q17 | 24,882 | +5.6% |
| 4Q16 | 24,129 | +11.1% |
| 3Q16 | 24,202 | +11.6% |
| 2Q16 | 26,507 | +21.5% |
| 1Q16 | 23,563 | +5.5% |
| 4Q15 | 21,721 | -5.1% |
| 3Q15 | 21,679 | -4.9% |
| 2Q15 | 21,816 | -7.1% |
| 1Q15 | 22,329 | -6.5% |
| 4Q14 | 22,885 | -5.9% |
| 3Q14 | 22,803 | -7.2% |
| 2Q14 | 23,485 | -9.0% |
| 1Q14 | 23,888 | -5.4% |
| 4Q13 | 24,307 | -7.3% |
| 3Q13 | 24,560 | -7.4% |
| 2Q13 | 25,820 | +0.7% |
| 1Q13 | 25,251 | -9.3% |
| 4Q12 | 26,225 | +3.7% |
| 3Q12 | 26,524 | +3.5% |
| 2Q12 | 25,641 | -0.1% |
| 1Q12 | 27,829 | +6.4% |
| 4Q11 | 25,283 | +4.3% |
| 3Q11 | 25,638 | +34.9% |
| 2Q11 | 25,662 | +51.2% |
| 1Q11 | 26,149 | - |
| 4Q10 | 24,251 | - |
| 3Q10 | 19,002 | - |
| 2Q10 | 16,977 | - |