| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 23,556 | +11.8% |
| 3Q25 | 24,429 | +6.2% |
| 2Q25 | 22,558 | +3.2% |
| 1Q25 | 24,216 | +6.5% |
| 4Q24 | 21,078 | -1.4% |
| 3Q24 | 23,013 | -0.6% |
| 2Q24 | 21,861 | -11.5% |
| 1Q24 | 22,745 | -9.5% |
| 4Q23 | 21,367 | -8.3% |
| 3Q23 | 23,150 | +2.1% |
| 2Q23 | 24,696 | +27.8% |
| 1Q23 | 25,145 | +23.1% |
| 4Q22 | 23,297 | +24.0% |
| 3Q22 | 22,666 | +10.1% |
| 2Q22 | 19,325 | +6.0% |
| 1Q22 | 20,434 | +16.1% |
| 4Q21 | 18,794 | +11.4% |
| 3Q21 | 20,590 | +13.9% |
| 2Q21 | 18,227 | +18.8% |
| 1Q21 | 17,603 | -0.9% |
| 4Q20 | 16,869 | +8.9% |
| 3Q20 | 18,070 | -4.1% |
| 2Q20 | 15,341 | -20.3% |
| 1Q20 | 17,760 | -6.0% |
| 4Q19 | 15,486 | -6.2% |
| 3Q19 | 18,838 | -1.1% |
| 2Q19 | 19,255 | -8.4% |
| 1Q19 | 18,897 | -18.9% |
| 4Q18 | 16,518 | -24.4% |
| 3Q18 | 19,056 | -3.4% |
| 2Q18 | 21,022 | -1.8% |
| 1Q18 | 23,304 | +19.5% |
| 4Q17 | 21,845 | +18.9% |
| 3Q17 | 19,721 | -0.1% |
| 2Q17 | 21,407 | +12.0% |
| 1Q17 | 19,505 | +24.3% |
| 4Q16 | 18,371 | - |
| 3Q16 | 19,745 | - |
| 2Q16 | 19,111 | - |
| 1Q16 | 15,696 | - |
| 4Q12 | 11,709 | +12.0% |
| 3Q12 | 10,702 | -7.1% |
| 2Q12 | 10,577 | - |
| 1Q12 | 10,201 | - |
| 4Q11 | 10,451 | - |
| 3Q11 | 11,520 | - |