| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,568 | +0.1% |
| 3Q25 | 4,878 | -5.8% |
| 2Q25 | 4,820 | -12.1% |
| 1Q25 | 4,535 | -10.1% |
| 4Q24 | 5,564 | -199.1% |
| 3Q24 | 5,176 | -42.2% |
| 2Q24 | 5,486 | -45.3% |
| 1Q24 | 5,043 | -38.2% |
| 4Q23 | -5,614 | -148.2% |
| 3Q23 | 8,951 | -41.9% |
| 2Q23 | 10,022 | -26.4% |
| 1Q23 | 8,154 | -56.1% |
| 4Q22 | 11,640 | -15.2% |
| 3Q22 | 15,417 | +22.1% |
| 2Q22 | 13,619 | +15.7% |
| 1Q22 | 18,560 | +27.5% |
| 4Q21 | 13,719 | -11.5% |
| 3Q21 | 12,626 | +18.2% |
| 2Q21 | 11,773 | +11.7% |
| 1Q21 | 14,555 | +77.0% |
| 4Q20 | 15,505 | +81.9% |
| 3Q20 | 10,684 | +60.5% |
| 2Q20 | 10,540 | +103.2% |
| 1Q20 | 8,224 | +136.0% |
| 4Q19 | 8,525 | +59.9% |
| 3Q19 | 6,655 | +25.2% |
| 2Q19 | 5,188 | +4.4% |
| 1Q19 | 3,485 | -30.0% |
| 4Q18 | 5,332 | +16.6% |
| 3Q18 | 5,317 | +4.3% |
| 2Q18 | 4,968 | -8.0% |
| 1Q18 | 4,976 | -20.9% |
| 4Q17 | 4,574 | -28.6% |
| 3Q17 | 5,099 | -35.8% |
| 2Q17 | 5,400 | -34.8% |
| 1Q17 | 6,289 | -21.6% |
| 4Q16 | 6,407 | -12.4% |
| 3Q16 | 7,942 | +3.3% |
| 2Q16 | 8,281 | -14.5% |
| 1Q16 | 8,025 | -25.4% |
| 4Q15 | 7,311 | -28.0% |
| 3Q15 | 7,687 | +9.7% |
| 2Q15 | 9,690 | +13.5% |
| 1Q15 | 10,758 | +24.8% |
| 4Q14 | 10,150 | +13.0% |
| 3Q14 | 7,006 | -43.7% |
| 2Q14 | 8,540 | -34.4% |
| 1Q14 | 8,618 | -37.6% |
| 4Q13 | 8,979 | -41.8% |
| 3Q13 | 12,438 | -15.4% |
| 2Q13 | 13,018 | -10.0% |
| 1Q13 | 13,811 | -12.7% |
| 4Q12 | 15,440 | -2.7% |
| 3Q12 | 14,696 | -2.8% |
| 2Q12 | 14,457 | -2.5% |
| 1Q12 | 15,829 | - |
| 4Q11 | 15,875 | - |
| 3Q11 | 15,126 | - |
| 2Q11 | 14,832 | - |