| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 21,763 | -6.2% |
| 3Q25 | 23,669 | -2.0% |
| 2Q25 | 24,134 | -4.8% |
| 1Q25 | 24,203 | -20.0% |
| 4Q24 | 23,192 | -19.3% |
| 3Q24 | 24,163 | -15.3% |
| 2Q24 | 25,353 | -21.4% |
| 1Q24 | 30,245 | -7.2% |
| 4Q23 | 28,746 | -7.9% |
| 3Q23 | 28,533 | -20.0% |
| 2Q23 | 32,237 | -13.0% |
| 1Q23 | 32,601 | -13.8% |
| 4Q22 | 31,222 | -10.0% |
| 3Q22 | 35,658 | -1.1% |
| 2Q22 | 37,037 | -2.0% |
| 1Q22 | 37,839 | +12.0% |
| 4Q21 | 34,699 | -3.2% |
| 3Q21 | 36,072 | +19.0% |
| 2Q21 | 37,800 | +45.4% |
| 1Q21 | 33,772 | +41.1% |
| 4Q20 | 35,831 | +69.1% |
| 3Q20 | 30,314 | +47.8% |
| 2Q20 | 25,992 | +57.3% |
| 1Q20 | 23,935 | - |
| 4Q19 | 21,189 | - |
| 3Q19 | 20,506 | - |
| 2Q19 | 16,527 | - |