| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 6,475 | +2.5% |
| 3Q25 | 6,548 | -16.8% |
| 2Q25 | 6,413 | -16.7% |
| 1Q25 | 6,505 | -8.9% |
| 4Q24 | 6,316 | -2.0% |
| 3Q24 | 7,868 | +24.5% |
| 2Q24 | 7,702 | +7.7% |
| 1Q24 | 7,142 | -6.3% |
| 4Q23 | 6,442 | -6.4% |
| 3Q23 | 6,322 | -14.9% |
| 2Q23 | 7,154 | -5.8% |
| 1Q23 | 7,621 | +7.7% |
| 4Q22 | 6,881 | -7.2% |
| 3Q22 | 7,430 | +16.9% |
| 2Q22 | 7,592 | +15.0% |
| 1Q22 | 7,074 | +14.0% |
| 4Q21 | 7,411 | +19.9% |
| 3Q21 | 6,354 | +17.3% |
| 2Q21 | 6,604 | +46.7% |
| 1Q21 | 6,206 | +48.3% |
| 4Q20 | 6,179 | +18.7% |
| 3Q20 | 5,417 | +2.9% |
| 2Q20 | 4,502 | +10.8% |
| 1Q20 | 4,185 | +11.9% |
| 4Q19 | 5,207 | +51.6% |
| 3Q19 | 5,262 | +23.8% |
| 2Q19 | 4,062 | +5.2% |
| 1Q19 | 3,740 | +2.7% |
| 4Q18 | 3,434 | -11.4% |
| 3Q18 | 4,250 | +23.9% |
| 2Q18 | 3,860 | +8.9% |
| 1Q18 | 3,643 | +16.4% |
| 4Q17 | 3,878 | +31.8% |
| 3Q17 | 3,429 | +5.9% |
| 2Q17 | 3,544 | +11.8% |
| 1Q17 | 3,130 | -9.3% |
| 4Q16 | 2,942 | -12.5% |
| 3Q16 | 3,237 | +29.4% |
| 2Q16 | 3,171 | -11.6% |
| 1Q16 | 3,452 | +3.1% |
| 4Q15 | 3,361 | -0.5% |
| 3Q15 | 2,501 | -22.9% |
| 2Q15 | 3,586 | +4.2% |
| 1Q15 | 3,348 | +20.1% |
| 4Q14 | 3,377 | -4.4% |
| 3Q14 | 3,243 | +1.7% |
| 2Q14 | 3,443 | +9.2% |
| 1Q14 | 2,787 | -21.6% |
| 4Q13 | 3,531 | +10.5% |
| 3Q13 | 3,190 | +5.7% |
| 2Q13 | 3,154 | -1.4% |
| 1Q13 | 3,557 | +15.0% |
| 4Q12 | 3,195 | +1.9% |
| 3Q12 | 3,019 | +7.0% |
| 2Q12 | 3,198 | +17.8% |
| 1Q12 | 3,092 | - |
| 4Q11 | 3,135 | - |
| 3Q11 | 2,821 | - |
| 2Q11 | 2,714 | - |