| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,220 | -5.3% |
| 3Q25 | 3,529 | -2.2% |
| 2Q25 | 3,230 | -13.7% |
| 1Q25 | 3,624 | -5.7% |
| 4Q24 | 3,402 | +2.5% |
| 3Q24 | 3,609 | +15.8% |
| 2Q24 | 3,744 | +15.8% |
| 1Q24 | 3,842 | +21.9% |
| 4Q23 | 3,318 | -2.5% |
| 3Q23 | 3,116 | +4.8% |
| 2Q23 | 3,233 | +9.0% |
| 1Q23 | 3,153 | -10.6% |
| 4Q22 | 3,403 | +19.2% |
| 3Q22 | 2,973 | +21.8% |
| 2Q22 | 2,965 | +26.9% |
| 1Q22 | 3,525 | - |
| 4Q21 | 2,855 | - |
| 3Q21 | 2,441 | - |
| 2Q21 | 2,337 | - |