| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,542 | -22.3% |
| 3Q25 | 1,171 | -43.2% |
| 2Q25 | 2,111 | +49.0% |
| 1Q25 | 1,459 | +24.8% |
| 4Q24 | 1,984 | +75.6% |
| 3Q24 | 2,060 | +27.8% |
| 2Q24 | 1,417 | +3.8% |
| 1Q24 | 1,169 | -27.7% |
| 4Q23 | 1,130 | -40.0% |
| 3Q23 | 1,612 | -17.5% |
| 2Q23 | 1,365 | -37.8% |
| 1Q23 | 1,617 | -5.2% |
| 4Q22 | 1,884 | -16.5% |
| 3Q22 | 1,953 | +40.6% |
| 2Q22 | 2,193 | +57.9% |
| 1Q22 | 1,706 | +52.5% |
| 4Q21 | 2,256 | +125.8% |
| 3Q21 | 1,389 | +33.9% |
| 2Q21 | 1,389 | +107.6% |
| 1Q21 | 1,119 | +61.9% |
| 4Q20 | 999 | +18.8% |
| 3Q20 | 1,037 | +23.0% |
| 2Q20 | 669 | -9.7% |
| 1Q20 | 691 | +17.7% |
| 4Q19 | 841 | +10.4% |
| 3Q19 | 843 | +35.3% |
| 2Q19 | 741 | -0.8% |
| 1Q19 | 587 | +53.3% |
| 4Q18 | 762 | -481.0% |
| 3Q18 | 623 | -283.8% |
| 2Q18 | 747 | -298.1% |
| 1Q18 | 383 | -308.2% |
| 4Q17 | -200 | -98.0% |
| 3Q17 | -339 | - |
| 2Q17 | -377 | -110.2% |
| 1Q17 | -184 | -103.5% |
| 4Q16 | -9,804 | -267.3% |
| 3Q16 | 0 | -100.0% |
| 2Q16 | 3,694 | -49.0% |
| 1Q16 | 5,208 | -17.2% |
| 4Q15 | 5,860 | +0.2% |
| 3Q15 | 7,719 | +65.7% |
| 2Q15 | 7,238 | +18.8% |
| 1Q15 | 6,292 | +28.3% |
| 4Q14 | 5,849 | -2.2% |
| 3Q14 | 4,657 | -10.2% |
| 2Q14 | 6,092 | +26.8% |
| 1Q14 | 4,904 | +7.5% |
| 4Q13 | 5,980 | +27.8% |
| 3Q13 | 5,184 | +49.1% |
| 2Q13 | 4,804 | +28.2% |
| 1Q13 | 4,563 | +15.9% |
| 4Q12 | 4,681 | -3.2% |
| 3Q12 | 3,478 | -23.1% |
| 2Q12 | 3,749 | -25.8% |
| 1Q12 | 3,938 | - |
| 4Q11 | 4,833 | - |
| 3Q11 | 4,524 | - |
| 2Q11 | 5,053 | - |