| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 7,988 | -3.6% |
| 3Q25 | 8,796 | +16.8% |
| 2Q25 | 9,444 | +13.2% |
| 1Q25 | 7,928 | -4.0% |
| 4Q24 | 8,290 | -5.1% |
| 3Q24 | 7,533 | -25.7% |
| 2Q24 | 8,341 | -17.3% |
| 1Q24 | 8,259 | -12.7% |
| 4Q23 | 8,734 | +7.3% |
| 3Q23 | 10,133 | +6.2% |
| 2Q23 | 10,090 | -21.6% |
| 1Q23 | 9,463 | -31.2% |
| 4Q22 | 8,139 | -30.5% |
| 3Q22 | 9,541 | -16.0% |
| 1Q22 | 12,876 | +6.4% |
| 1Q22 | 13,749 | +12.3% |
| 4Q21 | 11,715 | +17.0% |
| 3Q21 | 11,359 | +6.7% |
| 2Q21 | 12,096 | +14.8% |
| 1Q21 | 12,244 | +22.5% |
| 4Q20 | 10,016 | -0.2% |
| 3Q20 | 10,643 | +6.9% |
| 2Q20 | 10,541 | -12.0% |
| 1Q20 | 9,994 | -4.8% |
| 4Q19 | 10,035 | +6.8% |
| 3Q19 | 9,956 | +10.7% |
| 2Q19 | 11,977 | +49.4% |
| 1Q19 | 10,495 | +81.0% |
| 4Q18 | 9,392 | +72.3% |
| 3Q18 | 8,992 | +63.7% |
| 2Q18 | 8,016 | +26.8% |
| 1Q18 | 5,797 | -1.0% |
| 4Q17 | 5,450 | +79.6% |
| 3Q17 | 5,493 | -18.9% |
| 2Q17 | 6,320 | -11.0% |
| 1Q17 | 5,856 | -7.0% |
| 4Q16 | 3,035 | -40.2% |
| 3Q16 | 6,776 | +54.8% |
| 2Q16 | 7,105 | +56.6% |
| 1Q16 | 6,298 | +38.4% |
| 4Q15 | 5,073 | +7.6% |
| 3Q15 | 4,378 | -1.4% |
| 2Q15 | 4,538 | -12.8% |
| 1Q15 | 4,549 | -11.5% |
| 4Q14 | 4,713 | -22.2% |
| 3Q14 | 4,441 | -12.3% |
| 2Q14 | 5,202 | -2.7% |
| 1Q14 | 5,141 | +6.1% |
| 4Q13 | 6,058 | +26.0% |
| 3Q13 | 5,065 | +12.9% |
| 2Q13 | 5,345 | - |
| 1Q13 | 4,847 | +3.1% |
| 4Q12 | 4,808 | -7.4% |
| 3Q12 | 4,488 | -6.2% |
| 1Q12 | 4,702 | - |
| 4Q11 | 5,191 | - |
| 3Q11 | 4,787 | - |