| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,627 | -4.2% |
| 3Q25 | 3,165 | +53.4% |
| 2Q25 | 3,150 | -12.2% |
| 1Q25 | 1,871 | -12.9% |
| 4Q24 | 1,699 | -2.5% |
| 3Q24 | 2,063 | +21.9% |
| 2Q24 | 3,589 | +472.4% |
| 1Q24 | 2,148 | +234.6% |
| 4Q23 | 1,742 | +188.4% |
| 3Q23 | 1,693 | +290.1% |
| 2Q23 | 627 | +33.7% |
| 1Q23 | 642 | +39.6% |
| 4Q22 | 604 | -17.6% |
| 3Q22 | 434 | -2.9% |
| 2Q22 | 469 | +46.1% |
| 1Q22 | 460 | +48.9% |
| 4Q21 | 733 | +180.1% |
| 3Q21 | 447 | -6.2% |
| 2Q21 | 321 | -15.3% |
| 1Q21 | 309 | -25.5% |
| 4Q20 | 261 | -34.9% |
| 3Q20 | 476 | +26.2% |
| 2Q20 | 378 | -5.5% |
| 1Q20 | 415 | -2.4% |
| 4Q19 | 402 | -66.9% |
| 3Q19 | 377 | -29.4% |
| 2Q19 | 401 | -42.0% |
| 1Q19 | 425 | -28.3% |
| 4Q18 | 1,214 | -11.6% |
| 3Q18 | 534 | -15.9% |
| 2Q18 | 691 | +12.2% |
| 1Q18 | 592 | +1.9% |
| 4Q17 | 1,373 | +109.7% |
| 3Q17 | 635 | -8.6% |
| 2Q17 | 616 | -30.0% |
| 1Q17 | 581 | -10.6% |
| 4Q16 | 654 | -2.5% |
| 3Q16 | 695 | +24.1% |
| 2Q16 | 880 | +57.8% |
| 1Q16 | 650 | +36.0% |
| 4Q15 | 671 | +28.7% |
| 3Q15 | 560 | +32.8% |
| 2Q15 | 557 | +22.7% |
| 1Q15 | 478 | +6.0% |
| 4Q14 | 522 | -105.2% |
| 3Q14 | 421 | -14.8% |
| 2Q14 | 454 | -1.4% |
| 1Q14 | 451 | -10.5% |
| 4Q13 | -9,951 | +23.5% |
| 3Q13 | 495 | +5.4% |
| 2Q13 | 461 | - |
| 1Q13 | 504 | +13.3% |
| 4Q12 | -8,059 | - |
| 3Q12 | 469 | - |
| 1Q12 | 445 | - |