| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,436 | -10.5% |
| 3Q25 | 1,398 | -28.5% |
| 2Q25 | 1,193 | -21.9% |
| 1Q25 | 1,268 | -13.1% |
| 4Q24 | 1,604 | -44.8% |
| 3Q24 | 1,954 | +91.9% |
| 2Q24 | 1,527 | +28.3% |
| 1Q24 | 1,459 | +9.5% |
| 4Q23 | 2,907 | +83.9% |
| 3Q23 | 1,933 | +7.0% |
| 2Q23 | 1,505 | -8.9% |
| 1Q23 | 1,629 | -13.7% |
| 3Q23 | 1,018 | -43.7% |
| 2Q23 | 1,190 | -28.0% |
| 1Q23 | 1,333 | -29.4% |
| 4Q22 | 1,581 | -26.3% |
| 3Q22 | 1,807 | +30.9% |
| 2Q22 | 1,652 | - |
| 1Q22 | 1,887 | - |
| 4Q21 | 2,145 | - |
| 3Q21 | 1,380 | - |
| 2Q20 | 2,200 | -31.6% |
| 1Q20 | 1,819 | -43.9% |
| 4Q19 | 2,754 | +13.7% |
| 3Q19 | 3,139 | +27.5% |
| 2Q19 | 3,215 | +35.9% |
| 1Q19 | 3,242 | +20.1% |
| 4Q18 | 2,422 | -53.0% |
| 3Q18 | 2,461 | -10.7% |
| 2Q18 | 2,366 | -35.8% |
| 1Q18 | 2,699 | -21.7% |
| 3Q17 | 2,368 | -35.7% |
| 2Q17 | 2,319 | -33.6% |
| 1Q17 | 2,427 | -30.2% |
| 4Q17 | 5,151 | +47.6% |
| 3Q17 | 2,755 | -25.2% |
| 2Q17 | 3,683 | +5.4% |
| 1Q17 | 3,447 | -0.9% |
| 4Q16 | 3,490 | - |
| 3Q16 | 3,684 | - |
| 2Q16 | 3,493 | - |
| 1Q16 | 3,477 | - |
| 4Q14 | 3,432 | +38.8% |
| 3Q14 | 3,057 | +49.0% |
| 2Q14 | 3,056 | +65.9% |
| 1Q14 | 2,641 | -5.7% |
| 4Q13 | 2,473 | +52.3% |
| 3Q13 | 2,052 | -9.6% |
| 2Q13 | 1,842 | -44.4% |
| 1Q13 | 2,008 | - |
| 4Q12 | 1,624 | - |
| 3Q12 | 1,865 | - |
| 2Q12 | 2,452 | - |
| 1Q13 | 2,802 | - |
| 3Q12 | 2,271 | - |
| 2Q12 | 3,312 | - |