| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 25,427 | -1.4% |
| 3Q25 | 23,407 | +12.9% |
| 2Q25 | 23,308 | +5.2% |
| 1Q25 | 23,019 | +0.2% |
| 4Q24 | 25,781 | +28.5% |
| 3Q24 | 20,734 | -11.6% |
| 2Q24 | 22,152 | +9.6% |
| 1Q24 | 22,980 | +4.3% |
| 4Q23 | 20,066 | +5.4% |
| 3Q23 | 23,464 | +35.0% |
| 2Q23 | 20,210 | -15.3% |
| 1Q23 | 22,024 | +7.2% |
| 4Q22 | 19,032 | -12.8% |
| 3Q22 | 17,387 | -19.6% |
| 2Q22 | 23,868 | +2.9% |
| 1Q22 | 20,549 | -6.0% |
| 4Q21 | 21,814 | +5.6% |
| 3Q21 | 21,618 | +22.9% |
| 2Q21 | 23,194 | +27.0% |
| 1Q21 | 21,863 | +19.4% |
| 4Q20 | 20,653 | +14.6% |
| 3Q20 | 17,587 | -4.2% |
| 2Q20 | 18,269 | -3.3% |
| 1Q20 | 18,307 | +6.2% |
| 4Q19 | 18,017 | -6.6% |
| 3Q19 | 18,362 | +29.0% |
| 2Q19 | 18,900 | +25.5% |
| 1Q19 | 17,241 | +8.2% |
| 4Q18 | 19,291 | +29.2% |
| 3Q18 | 14,239 | -2.3% |
| 2Q18 | 15,054 | -2.9% |
| 1Q18 | 15,941 | +4.2% |
| 4Q17 | 14,934 | +5.7% |
| 3Q17 | 14,575 | +3.6% |
| 2Q17 | 15,501 | +1.7% |
| 1Q17 | 15,298 | +0.9% |
| 4Q16 | 14,125 | -7.1% |
| 3Q16 | 14,071 | -6.5% |
| 2Q16 | 15,236 | -0.6% |
| 1Q16 | 15,160 | -0.7% |
| 4Q15 | 15,204 | -8.9% |
| 3Q15 | 15,050 | -11.0% |
| 2Q15 | 15,321 | -13.1% |
| 1Q15 | 15,262 | -16.8% |
| 4Q14 | 16,692 | -13.6% |
| 3Q14 | 16,909 | +5.3% |
| 2Q14 | 17,621 | +10.8% |
| 1Q14 | 18,349 | +4.2% |
| 4Q13 | 19,309 | +22.6% |
| 3Q13 | 16,054 | +21.0% |
| 2Q13 | 15,903 | +3.6% |
| 1Q13 | 17,608 | +14.7% |
| 4Q12 | 15,747 | +0.4% |
| 3Q12 | 13,267 | -25.1% |
| 2Q12 | 15,351 | +1.5% |
| 1Q12 | 15,347 | +12.9% |
| 4Q11 | 15,684 | +18.5% |
| 3Q11 | 17,705 | +33.9% |
| 2Q11 | 15,129 | +9.3% |
| 1Q11 | 13,597 | - |
| 4Q10 | 13,237 | - |
| 3Q10 | 13,218 | - |
| 2Q10 | 13,838 | - |