| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 68,000 | +33.3% |
| 3Q25 | 59,000 | +18.0% |
| 2Q25 | 50,000 | -12.3% |
| 1Q25 | 46,000 | -4.2% |
| 4Q24 | 51,000 | -16.4% |
| 3Q24 | 50,000 | -5.7% |
| 2Q24 | 57,000 | +7.5% |
| 1Q24 | 48,000 | -5.9% |
| 4Q23 | 61,000 | +1.7% |
| 3Q23 | 53,000 | -1.9% |
| 2Q23 | 53,000 | +6.0% |
| 1Q23 | 51,000 | +13.3% |
| 4Q22 | 60,000 | +14.3% |
| 3Q22 | 54,000 | +23.3% |
| 2Q22 | 50,000 | +19.0% |
| 1Q22 | 45,000 | +19.4% |
| 4Q21 | 52,500 | +36.7% |
| 3Q21 | 43,800 | +20.0% |
| 2Q21 | 42,000 | +9.9% |
| 1Q21 | 37,700 | -23.1% |
| 4Q20 | 38,400 | -35.6% |
| 3Q20 | 36,500 | -37.7% |
| 2Q20 | 38,200 | -33.1% |
| 1Q20 | 49,000 | +41.8% |
| 4Q19 | 59,600 | +129.8% |
| 3Q19 | 58,600 | +191.1% |
| 2Q19 | 57,120 | +194.6% |
| 1Q19 | 34,545 | +56.7% |
| 4Q18 | 25,931 | +9.6% |
| 3Q18 | 20,132 | -18.5% |
| 2Q18 | 19,388 | -16.9% |
| 1Q18 | 22,049 | -6.0% |
| 4Q17 | 23,655 | +23.7% |
| 3Q17 | 24,709 | +51.7% |
| 2Q17 | 23,338 | +29.4% |
| 1Q17 | 23,464 | +30.7% |
| 4Q16 | 19,129 | -1.2% |
| 3Q16 | 16,289 | -5.5% |
| 2Q16 | 18,029 | +1.6% |
| 1Q16 | 17,953 | +6.5% |
| 4Q15 | 19,361 | +5.6% |
| 3Q15 | 17,239 | +5.2% |
| 2Q15 | 17,750 | +24.8% |
| 1Q15 | 16,863 | +30.3% |
| 4Q14 | 18,328 | +43.7% |
| 3Q14 | 16,391 | +50.1% |
| 2Q14 | 14,221 | +26.1% |
| 1Q14 | 12,946 | +14.2% |
| 4Q13 | 12,754 | +24.3% |
| 3Q13 | 10,921 | +1.6% |
| 2Q13 | 11,280 | - |
| 1Q13 | 11,334 | +11.7% |
| 4Q12 | 10,260 | +10.6% |
| 3Q12 | 10,753 | +8.7% |
| 1Q12 | 10,149 | +14.2% |
| 4Q11 | 9,279 | -4.5% |
| 3Q11 | 9,894 | +5.7% |
| 2Q11 | 9,132 | -12.4% |
| 1Q11 | 8,888 | - |
| 4Q10 | 9,721 | - |
| 3Q10 | 9,362 | - |
| 2Q10 | 10,425 | - |