| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,144 | +21.4% |
| 3Q25 | 2,993 | +5.7% |
| 2Q25 | 3,024 | -4.8% |
| 1Q25 | 3,055 | +3.5% |
| 4Q24 | 2,590 | -2.0% |
| 3Q24 | 2,831 | +10.5% |
| 2Q24 | 3,176 | +11.3% |
| 1Q24 | 2,951 | +18.4% |
| 4Q23 | 2,642 | +15.8% |
| 3Q23 | 2,561 | +15.2% |
| 2Q23 | 2,853 | +8.7% |
| 1Q23 | 2,493 | -61.6% |
| 4Q22 | 2,281 | -54.0% |
| 3Q22 | 2,223 | -46.8% |
| 2Q22 | 2,624 | -38.7% |
| 1Q22 | 6,497 | +44.2% |
| 4Q21 | 4,958 | +19.0% |
| 3Q21 | 4,178 | +20.8% |
| 2Q21 | 4,278 | +55.3% |
| 1Q21 | 4,506 | -17.3% |
| 4Q20 | 4,166 | -41.6% |
| 3Q20 | 3,459 | -53.5% |
| 2Q20 | 2,754 | -59.5% |
| 1Q20 | 5,449 | -11.6% |
| 4Q19 | 7,132 | +7.8% |
| 3Q19 | 7,437 | +25.3% |
| 2Q19 | 6,807 | +10.2% |
| 1Q19 | 6,167 | +7.5% |
| 4Q18 | 6,619 | +34.2% |
| 3Q18 | 5,934 | +18.7% |
| 2Q18 | 6,177 | +32.5% |
| 1Q18 | 5,735 | +39.7% |
| 4Q17 | 4,934 | - |
| 3Q17 | 5,001 | - |
| 2Q17 | 4,662 | - |
| 1Q17 | 4,105 | - |