| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 33,778 | -14.2% |
| 3Q25 | 37,198 | -5.5% |
| 2Q25 | 33,595 | -14.0% |
| 1Q25 | 33,559 | -21.6% |
| 4Q24 | 39,348 | +1.9% |
| 3Q24 | 39,368 | +3.7% |
| 2Q24 | 39,068 | +8.1% |
| 1Q24 | 42,802 | +5.4% |
| 4Q23 | 38,602 | +1.1% |
| 3Q23 | 37,965 | -6.1% |
| 2Q23 | 36,146 | -5.7% |
| 1Q23 | 40,591 | +1.6% |
| 4Q22 | 38,177 | +13.6% |
| 3Q22 | 40,451 | +28.1% |
| 2Q22 | 38,333 | +26.8% |
| 1Q22 | 39,952 | +36.9% |
| 4Q21 | 33,606 | +22.2% |
| 3Q21 | 31,566 | +38.6% |
| 2Q21 | 30,222 | +21.4% |
| 1Q21 | 29,179 | +16.8% |
| 4Q20 | 27,491 | +6.3% |
| 3Q20 | 22,783 | -12.2% |
| 2Q20 | 24,895 | -3.9% |
| 1Q20 | 24,977 | -12.2% |
| 4Q19 | 25,860 | +10.8% |
| 3Q19 | 25,941 | +7.1% |
| 2Q19 | 25,902 | +2.4% |
| 1Q19 | 28,461 | +9.6% |
| 4Q18 | 23,338 | +4.8% |
| 3Q18 | 24,218 | +9.7% |
| 2Q18 | 25,297 | +10.6% |
| 1Q18 | 25,958 | +14.3% |
| 4Q17 | 22,264 | +1.7% |
| 3Q17 | 22,071 | -2.0% |
| 2Q17 | 22,870 | +1.3% |
| 1Q17 | 22,706 | -0.3% |
| 4Q16 | 21,897 | -3.3% |
| 3Q16 | 22,510 | +9.5% |
| 2Q16 | 22,578 | +12.0% |
| 1Q16 | 22,779 | +7.1% |
| 4Q15 | 22,633 | -1.2% |
| 3Q15 | 20,561 | +4.3% |
| 2Q15 | 20,166 | +11.6% |
| 1Q15 | 21,276 | +29.0% |
| 4Q14 | 22,914 | +41.6% |
| 3Q14 | 19,707 | +19.1% |
| 2Q14 | 18,064 | +9.6% |
| 1Q14 | 16,494 | +0.4% |
| 4Q13 | 16,186 | -6.6% |
| 3Q13 | 16,547 | -13.8% |
| 2Q13 | 16,483 | +11.0% |
| 1Q13 | 16,429 | +23.5% |
| 4Q12 | 17,327 | +51.3% |
| 3Q12 | 19,205 | +57.1% |
| 2Q12 | 14,856 | +23.5% |
| 1Q12 | 13,304 | +11.2% |
| 4Q11 | 11,449 | +2.8% |
| 3Q11 | 12,224 | +3.8% |
| 2Q11 | 12,033 | +2.8% |
| 1Q11 | 11,966 | - |
| 4Q10 | 11,132 | - |
| 3Q10 | 11,776 | - |
| 2Q10 | 11,710 | - |