| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 6,193 | -33.6% |
| 3Q25 | 10,085 | -10.1% |
| 2Q25 | 9,389 | -6.3% |
| 1Q25 | 7,811 | -11.3% |
| 4Q24 | 9,328 | +43.1% |
| 3Q24 | 11,224 | +77.5% |
| 2Q24 | 10,021 | +71.5% |
| 1Q24 | 8,804 | +76.1% |
| 4Q23 | 6,518 | +51.0% |
| 3Q23 | 6,323 | +9.6% |
| 2Q23 | 5,842 | +14.5% |
| 1Q23 | 5,000 | +7.6% |
| 4Q22 | 4,317 | -30.1% |
| 3Q22 | 5,769 | +22.3% |
| 2Q22 | 5,103 | -21.5% |
| 1Q22 | 4,645 | -16.9% |
| 4Q21 | 6,179 | -5.8% |
| 3Q21 | 4,718 | -2.3% |
| 2Q21 | 6,498 | +32.0% |
| 1Q21 | 5,589 | -7.1% |
| 4Q20 | 6,560 | +36.0% |
| 3Q20 | 4,828 | -14.5% |
| 2Q20 | 4,921 | -11.0% |
| 1Q20 | 6,019 | +80.3% |
| 4Q19 | 4,823 | - |
| 3Q19 | 5,650 | - |
| 2Q19 | 5,528 | - |
| 1Q19 | 3,338 | - |