| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,666 | -71.1% |
| 3Q25 | 1,504 | -37.7% |
| 2Q25 | 1,798 | -19.6% |
| 1Q25 | 1,616 | -31.2% |
| 4Q24 | 5,772 | +161.5% |
| 3Q24 | 2,416 | +12.1% |
| 2Q24 | 2,235 | -5.5% |
| 1Q24 | 2,349 | -15.8% |
| 4Q23 | 2,207 | -29.7% |
| 3Q23 | 2,155 | -8.2% |
| 2Q23 | 2,364 | +15.6% |
| 1Q23 | 2,790 | +54.7% |
| 4Q22 | 3,139 | +80.0% |
| 3Q22 | 2,348 | +49.1% |
| 2Q22 | 2,045 | -10.9% |
| 1Q22 | 1,803 | -22.0% |
| 4Q21 | 1,744 | -17.4% |
| 3Q21 | 1,575 | -19.3% |
| 2Q21 | 2,294 | +8.4% |
| 1Q21 | 2,311 | -23.5% |
| 4Q20 | 2,112 | -50.3% |
| 3Q20 | 1,952 | -44.1% |
| 2Q20 | 2,116 | -34.4% |
| 1Q20 | 3,021 | +8.4% |
| 4Q19 | 4,248 | +91.2% |
| 3Q19 | 3,489 | +64.2% |
| 2Q19 | 3,224 | +38.4% |
| 1Q19 | 2,786 | - |
| 4Q18 | 2,222 | - |
| 3Q18 | 2,125 | - |
| 2Q18 | 2,330 | - |