| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 216 | -79.3% |
| 3Q25 | 162 | -73.8% |
| 2Q25 | 522 | -0.4% |
| 1Q25 | 426 | -29.5% |
| 4Q24 | 1,044 | +124.5% |
| 3Q24 | 619 | -27.7% |
| 2Q24 | 524 | -69.4% |
| 1Q24 | 604 | -43.2% |
| 4Q23 | 465 | -87.4% |
| 3Q23 | 856 | -77.0% |
| 2Q23 | 1,710 | -65.2% |
| 1Q23 | 1,064 | -49.2% |
| 4Q22 | 3,697 | -22.4% |
| 3Q22 | 3,726 | +857.2% |
| 2Q22 | 4,920 | +1616.8% |
| 1Q22 | 2,096 | +1046.2% |
| 4Q21 | 4,764 | +218.0% |
| 3Q21 | 389 | +395.9% |
| 2Q21 | 286 | +329.8% |
| 1Q21 | 182 | +134.4% |
| 4Q20 | 1,498 | +754.8% |
| 3Q20 | 78 | -27.9% |
| 2Q20 | 66 | -55.3% |
| 1Q20 | 78 | -49.9% |
| 4Q19 | 175 | -7.7% |
| 3Q19 | 108 | -4.6% |
| 2Q19 | 149 | -153.7% |
| 1Q19 | 155 | +10.6% |
| 4Q18 | 189 | +2.5% |
| 3Q18 | 114 | -59.1% |
| 2Q18 | -278 | -205.3% |
| 1Q18 | 140 | -39.2% |
| 4Q17 | 185 | -93.4% |
| 3Q17 | 279 | -75.6% |
| 2Q17 | 263 | -79.9% |
| 1Q17 | 232 | -72.9% |
| 4Q16 | 2,819 | +251.9% |
| 3Q16 | 1,143 | +64.8% |
| 2Q16 | 1,308 | - |
| 1Q16 | 855 | - |
| 4Q15 | 801 | - |
| 3Q15 | 694 | - |