| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | -14,546 | -310.3% |
| 3Q25 | 5,720 | -31.9% |
| 2Q25 | 5,998 | -24.5% |
| 1Q25 | 6,523 | -19.2% |
| 4Q24 | 6,916 | -0.5% |
| 3Q24 | 8,405 | -4.0% |
| 2Q24 | 7,943 | +22.1% |
| 1Q24 | 8,073 | -6.8% |
| 4Q23 | 6,953 | +8.7% |
| 3Q23 | 8,752 | +3.6% |
| 2Q23 | 6,507 | -23.6% |
| 1Q23 | 8,666 | +21.0% |
| 4Q22 | 6,395 | -8.7% |
| 3Q22 | 8,445 | +24.3% |
| 2Q22 | 8,521 | +27.7% |
| 1Q22 | 7,160 | +5.5% |
| 4Q21 | 7,002 | +9.5% |
| 3Q21 | 6,792 | +12.0% |
| 2Q21 | 6,671 | +5.7% |
| 1Q21 | 6,785 | +8.3% |
| 4Q20 | 6,397 | -4.9% |
| 3Q20 | 6,062 | -6.1% |
| 2Q20 | 6,314 | -0.8% |
| 1Q20 | 6,267 | -3.2% |
| 4Q19 | 6,724 | +0.8% |
| 3Q19 | 6,458 | +21.3% |
| 2Q19 | 6,364 | -0.9% |
| 1Q19 | 6,472 | +45.0% |
| 4Q18 | 6,673 | -0.3% |
| 3Q18 | 5,322 | -0.1% |
| 2Q18 | 6,423 | +42.7% |
| 1Q18 | 4,463 | -9.0% |
| 4Q17 | 6,695 | +51.6% |
| 3Q17 | 5,325 | +19.9% |
| 2Q17 | 4,501 | -0.1% |
| 1Q17 | 4,906 | -13.6% |
| 4Q16 | 4,415 | -27.3% |
| 3Q16 | 4,442 | -27.7% |
| 2Q16 | 4,504 | -26.2% |
| 1Q16 | 5,675 | -10.2% |
| 4Q15 | 6,076 | -4.9% |
| 3Q15 | 6,145 | -7.4% |
| 2Q15 | 6,105 | +3.7% |
| 1Q15 | 6,318 | -1.0% |
| 4Q14 | 6,390 | +40.9% |
| 3Q14 | 6,634 | +56.7% |
| 2Q14 | 5,887 | -2.0% |
| 1Q14 | 6,385 | +8.5% |
| 4Q13 | 4,536 | -27.4% |
| 3Q13 | 4,234 | -10.0% |
| 2Q13 | 6,010 | +27.5% |
| 1Q13 | 5,884 | +15.5% |
| 4Q12 | 6,247 | +16.2% |
| 3Q12 | 4,702 | -21.4% |
| 2Q12 | 4,715 | -15.1% |
| 1Q12 | 5,093 | - |
| 4Q11 | 5,375 | - |
| 3Q11 | 5,982 | - |
| 2Q11 | 5,554 | - |