| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 12,181 | -39.2% |
| 3Q25 | 12,674 | -43.4% |
| 2Q25 | 12,444 | -40.1% |
| 1Q25 | 14,099 | -40.1% |
| 4Q24 | 20,021 | -12.0% |
| 3Q24 | 22,397 | +6.2% |
| 2Q24 | 20,770 | -3.0% |
| 1Q24 | 23,532 | +15.0% |
| 4Q23 | 22,753 | +12.9% |
| 3Q23 | 21,082 | +14.8% |
| 2Q23 | 21,419 | +23.2% |
| 1Q23 | 20,471 | +27.3% |
| 4Q22 | 20,154 | +66.2% |
| 3Q22 | 18,358 | +38.1% |
| 2Q22 | 17,386 | +24.4% |
| 1Q22 | 16,083 | +9.9% |
| 4Q21 | 12,125 | -21.1% |
| 3Q21 | 13,289 | -1.8% |
| 2Q21 | 13,976 | -1.6% |
| 1Q21 | 14,636 | -9.1% |
| 4Q20 | 15,375 | +7.8% |
| 3Q20 | 13,532 | -13.2% |
| 2Q20 | 14,210 | +5.6% |
| 1Q20 | 16,097 | +7.5% |
| 4Q19 | 14,263 | -12.9% |
| 3Q19 | 15,585 | -6.2% |
| 2Q19 | 13,462 | -16.2% |
| 1Q19 | 14,977 | -28.6% |
| 4Q18 | 16,384 | -21.6% |
| 3Q18 | 16,610 | -23.7% |
| 2Q18 | 16,074 | -7.3% |
| 1Q18 | 20,986 | -13.7% |
| 4Q17 | 20,907 | +9.5% |
| 3Q17 | 21,763 | +3.6% |
| 2Q17 | 17,337 | -15.4% |
| 1Q17 | 24,323 | +3.9% |
| 4Q16 | 19,091 | -25.9% |
| 3Q16 | 21,012 | -16.9% |
| 2Q16 | 20,500 | -19.1% |
| 1Q16 | 23,401 | -11.7% |
| 4Q15 | 25,748 | +20.4% |
| 3Q15 | 25,295 | +12.9% |
| 2Q15 | 25,336 | +15.5% |
| 1Q15 | 26,492 | +17.4% |
| 4Q14 | 21,394 | +0.5% |
| 3Q14 | 22,407 | +15.3% |
| 2Q14 | 21,937 | +1.7% |
| 1Q14 | 22,572 | +13.1% |
| 4Q13 | 21,287 | +11.3% |
| 3Q13 | 19,441 | -2.0% |
| 2Q13 | 21,565 | +3.1% |
| 1Q13 | 19,953 | +4.7% |
| 4Q12 | 19,128 | +0.7% |
| 3Q12 | 19,831 | -3.4% |
| 2Q12 | 20,911 | +4.8% |
| 1Q12 | 19,049 | +8.1% |
| 4Q11 | 18,987 | +29.4% |
| 3Q11 | 20,534 | +43.2% |
| 2Q11 | 19,947 | +36.0% |
| 1Q11 | 17,615 | - |
| 4Q10 | 14,672 | - |
| 3Q10 | 14,336 | - |
| 2Q10 | 14,667 | - |