| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,882 | +20.6% |
| 3Q25 | 1,819 | +110.8% |
| 2Q25 | 1,471 | +69.9% |
| 1Q25 | 2,606 | +181.4% |
| 4Q24 | 1,561 | +130.6% |
| 3Q24 | 863 | -20.3% |
| 2Q24 | 866 | +5.4% |
| 1Q24 | 926 | -15.7% |
| 4Q23 | 677 | -41.5% |
| 3Q23 | 1,083 | +45.2% |
| 2Q23 | 822 | -0.6% |
| 1Q23 | 1,098 | +50.8% |
| 4Q22 | 1,158 | +4.7% |
| 3Q22 | 746 | +0.3% |
| 2Q22 | 827 | -10.6% |
| 1Q22 | 728 | +10.1% |
| 4Q21 | 1,106 | +31.3% |
| 3Q21 | 744 | -21.0% |
| 2Q21 | 925 | -19.4% |
| 1Q21 | 661 | -46.0% |
| 4Q20 | 842 | -11.3% |
| 3Q20 | 941 | -39.9% |
| 2Q20 | 1,148 | -40.6% |
| 1Q20 | 1,225 | -37.7% |
| 4Q19 | 949 | -36.0% |
| 3Q19 | 1,567 | -8.5% |
| 2Q19 | 1,934 | +23.6% |
| 1Q19 | 1,965 | +31.2% |
| 4Q18 | 1,484 | -12.4% |
| 3Q18 | 1,712 | +14.1% |
| 2Q18 | 1,565 | +35.0% |
| 1Q18 | 1,497 | +31.9% |
| 4Q17 | 1,695 | +133.0% |
| 3Q17 | 1,501 | +285.2% |
| 2Q17 | 1,159 | +180.3% |
| 1Q17 | 1,135 | - |
| 4Q16 | 727 | - |
| 3Q16 | 389 | - |
| 2Q16 | 413 | - |