| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 21,940 | -1.0% |
| 3Q25 | 20,251 | -5.0% |
| 2Q25 | 20,731 | -5.3% |
| 1Q25 | 19,375 | -11.4% |
| 4Q24 | 22,154 | +4.3% |
| 3Q24 | 21,306 | +7.5% |
| 2Q24 | 21,897 | +2.9% |
| 1Q24 | 21,872 | +6.8% |
| 4Q23 | 21,240 | -0.1% |
| 3Q23 | 19,817 | +0.6% |
| 2Q23 | 21,286 | +6.6% |
| 1Q23 | 20,479 | +7.3% |
| 4Q22 | 21,259 | +12.4% |
| 3Q22 | 19,704 | -0.3% |
| 2Q22 | 19,967 | -6.7% |
| 1Q22 | 19,078 | -2.5% |
| 4Q21 | 18,912 | -2.8% |
| 3Q21 | 19,762 | +11.6% |
| 2Q21 | 21,406 | +19.3% |
| 1Q21 | 19,571 | +14.6% |
| 4Q20 | 19,450 | +14.8% |
| 3Q20 | 17,715 | +5.9% |
| 2Q20 | 17,948 | +3.6% |
| 1Q20 | 17,081 | +3.1% |
| 4Q19 | 16,941 | +6.0% |
| 3Q19 | 16,723 | +6.3% |
| 2Q19 | 17,324 | +7.5% |
| 1Q19 | 16,569 | +8.4% |
| 4Q18 | 15,989 | +0.6% |
| 3Q18 | 15,734 | +6.2% |
| 2Q18 | 16,112 | +8.1% |
| 1Q18 | 15,289 | +5.4% |
| 4Q17 | 15,891 | +1.6% |
| 3Q17 | 14,815 | +1.0% |
| 2Q17 | 14,901 | -4.5% |
| 1Q17 | 14,499 | -1.3% |
| 4Q16 | 15,642 | +15.2% |
| 3Q16 | 14,671 | -0.8% |
| 2Q16 | 15,607 | +4.7% |
| 1Q16 | 14,686 | -4.0% |
| 4Q15 | 13,579 | -2.3% |
| 3Q15 | 14,783 | +7.2% |
| 2Q15 | 14,907 | +11.2% |
| 1Q15 | 15,290 | +16.2% |
| 4Q14 | 13,897 | -1.0% |
| 3Q14 | 13,785 | +10.2% |
| 2Q14 | 13,405 | +7.5% |
| 1Q14 | 13,159 | +5.9% |
| 4Q13 | 14,032 | +14.1% |
| 3Q13 | 12,508 | +0.2% |
| 2Q13 | 12,467 | -0.3% |
| 1Q13 | 12,421 | +6.7% |
| 4Q12 | 12,296 | +13.4% |
| 3Q12 | 12,485 | +19.8% |
| 2Q12 | 12,502 | +20.7% |
| 1Q12 | 11,638 | +17.2% |
| 4Q11 | 10,846 | +14.3% |
| 3Q11 | 10,423 | +12.5% |
| 2Q11 | 10,354 | +9.3% |
| 1Q11 | 9,931 | - |
| 4Q10 | 9,490 | - |
| 3Q10 | 9,263 | - |
| 2Q10 | 9,472 | - |