| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 2,393 | -42.1% |
| 3Q25 | 1,013 | -70.5% |
| 2Q25 | 2,525 | -32.8% |
| 1Q25 | 3,118 | -3.0% |
| 4Q24 | 4,133 | +46.6% |
| 3Q24 | 3,438 | +17.5% |
| 2Q24 | 3,758 | +37.2% |
| 1Q24 | 3,214 | -10.6% |
| 4Q23 | 2,820 | -23.0% |
| 3Q23 | 2,926 | -19.6% |
| 2Q23 | 2,740 | -20.6% |
| 1Q23 | 3,595 | +13.8% |
| 4Q22 | 3,662 | +32.8% |
| 3Q22 | 3,639 | +38.4% |
| 2Q22 | 3,453 | +36.1% |
| 1Q22 | 3,159 | +31.4% |
| 4Q21 | 2,757 | +27.5% |
| 3Q21 | 2,629 | +30.0% |
| 2Q21 | 2,537 | +64.4% |
| 1Q21 | 2,405 | +70.9% |
| 4Q20 | 2,162 | +34.5% |
| 3Q20 | 2,023 | +36.5% |
| 2Q20 | 1,543 | +10.3% |
| 1Q20 | 1,407 | +4.5% |
| 4Q19 | 1,607 | +22.8% |
| 3Q19 | 1,482 | -11.2% |
| 2Q19 | 1,399 | -6.7% |
| 1Q19 | 1,346 | -5.2% |
| 4Q18 | 1,309 | +2.7% |
| 3Q18 | 1,668 | +18.3% |
| 2Q18 | 1,500 | +47.2% |
| 1Q18 | 1,420 | +26.3% |
| 4Q17 | 1,274 | -11.0% |
| 3Q17 | 1,410 | -10.0% |
| 2Q17 | 1,019 | -30.8% |
| 1Q17 | 1,124 | -18.6% |
| 4Q16 | 1,431 | +3.9% |
| 3Q16 | 1,566 | -5.5% |
| 2Q16 | 1,472 | +6.0% |
| 1Q16 | 1,381 | +11.3% |
| 4Q15 | 1,377 | +12.7% |
| 3Q15 | 1,657 | +42.8% |
| 2Q15 | 1,389 | +40.7% |
| 1Q15 | 1,241 | +60.1% |
| 4Q14 | 1,222 | +53.3% |
| 3Q14 | 1,160 | +51.4% |
| 2Q14 | 987 | -5.0% |
| 1Q14 | 775 | -5.7% |
| 4Q13 | 797 | -8.9% |
| 3Q13 | 766 | -9.2% |
| 2Q13 | 1,039 | +13.7% |
| 1Q13 | 822 | -1.6% |
| 4Q12 | 875 | +33.2% |
| 3Q12 | 844 | +37.9% |
| 2Q12 | 914 | +30.8% |
| 1Q12 | 835 | - |
| 4Q11 | 657 | - |
| 3Q11 | 612 | - |
| 2Q11 | 699 | - |