| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,316 | -9.9% |
| 3Q25 | 4,840 | +37.6% |
| 2Q25 | 5,209 | -7.2% |
| 1Q25 | 4,034 | -38.7% |
| 4Q24 | 5,898 | -12.2% |
| 3Q24 | 3,518 | -21.6% |
| 2Q24 | 5,616 | +30.8% |
| 1Q24 | 6,578 | +23.1% |
| 4Q23 | 6,714 | +13.1% |
| 3Q23 | 4,489 | -2.0% |
| 2Q23 | 4,293 | -29.2% |
| 1Q23 | 5,344 | -0.4% |
| 4Q22 | 5,934 | +26.7% |
| 3Q22 | 4,581 | +22.0% |
| 2Q22 | 6,064 | +47.1% |
| 1Q22 | 5,364 | +33.6% |
| 4Q21 | 4,684 | +27.5% |
| 3Q21 | 3,754 | +6.9% |
| 2Q21 | 4,123 | +25.3% |
| 1Q21 | 4,015 | +11.4% |
| 4Q20 | 3,674 | +1.3% |
| 3Q20 | 3,511 | +33.2% |
| 2Q20 | 3,290 | +124.1% |
| 1Q20 | 3,605 | +116.0% |
| 4Q19 | 3,628 | +108.3% |
| 3Q19 | 2,636 | +25.8% |
| 2Q19 | 1,468 | -17.3% |
| 1Q19 | 1,669 | +17.9% |
| 4Q18 | 1,742 | +27.2% |
| 3Q18 | 2,096 | +52.4% |
| 2Q18 | 1,775 | +40.9% |
| 1Q18 | 1,416 | - |
| 4Q17 | 1,369 | - |
| 3Q17 | 1,375 | - |
| 2Q17 | 1,260 | - |
| 4Q15 | 1,226 | +84.4% |
| 3Q15 | 1,116 | +39.8% |
| 2Q15 | 975 | +10.9% |
| 1Q15 | 863 | +35.9% |
| 4Q14 | 665 | - |
| 3Q14 | 798 | - |
| 2Q14 | 879 | - |
| 1Q14 | 635 | - |