| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,128 | -20.3% |
| 3Q25 | 936 | +0.5% |
| 2Q25 | 1,368 | +71.0% |
| 1Q25 | 1,530 | +23.3% |
| 4Q24 | 1,415 | +22.4% |
| 3Q24 | 931 | -50.3% |
| 2Q24 | 800 | -65.4% |
| 1Q24 | 1,241 | -47.9% |
| 4Q23 | 1,156 | -47.5% |
| 3Q23 | 1,872 | -12.7% |
| 2Q23 | 2,314 | +0.4% |
| 1Q23 | 2,384 | +9.1% |
| 4Q22 | 2,200 | +4.0% |
| 3Q22 | 2,144 | -4.3% |
| 2Q22 | 2,304 | -2.5% |
| 1Q22 | 2,186 | +18.7% |
| 4Q21 | 2,115 | -9.0% |
| 3Q21 | 2,240 | -9.5% |
| 2Q21 | 2,362 | +6.2% |
| 1Q21 | 1,841 | -33.9% |
| 4Q20 | 2,325 | +7.1% |
| 3Q20 | 2,474 | +23.3% |
| 2Q20 | 2,224 | +0.2% |
| 1Q20 | 2,786 | +28.6% |
| 4Q19 | 2,170 | -1.6% |
| 3Q19 | 2,007 | -11.3% |
| 2Q19 | 2,219 | +9.3% |
| 1Q19 | 2,166 | +10.8% |
| 4Q18 | 2,205 | +24.5% |
| 3Q18 | 2,262 | +33.1% |
| 2Q18 | 2,031 | +56.8% |
| 1Q18 | 1,955 | +89.3% |
| 4Q17 | 1,771 | - |
| 3Q17 | 1,700 | - |
| 2Q17 | 1,295 | - |
| 1Q17 | 1,033 | - |