| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 43,000 | -10.4% |
| 3Q25 | 40,000 | -14.9% |
| 2Q25 | 40,000 | -18.4% |
| 1Q25 | 43,000 | -18.9% |
| 4Q24 | 48,000 | -29.4% |
| 3Q24 | 47,000 | -11.3% |
| 2Q24 | 49,000 | +11.4% |
| 1Q24 | 53,000 | +51.4% |
| 4Q23 | 68,000 | +13.3% |
| 3Q23 | 53,000 | -33.8% |
| 2Q23 | 44,000 | -2.2% |
| 1Q23 | 35,000 | -20.5% |
| 4Q22 | 60,000 | +30.4% |
| 3Q22 | 80,000 | +100.0% |
| 2Q22 | 45,000 | +21.6% |
| 1Q22 | 44,000 | +41.9% |
| 4Q21 | 46,000 | +53.3% |
| 3Q21 | 40,000 | +2.6% |
| 2Q21 | 37,000 | +42.3% |
| 1Q21 | 31,000 | +14.8% |
| 4Q20 | 30,000 | -37.5% |
| 3Q20 | 39,000 | -9.3% |
| 2Q20 | 26,000 | -18.8% |
| 1Q20 | 27,000 | 0.0% |
| 4Q19 | 48,000 | +4.3% |
| 3Q19 | 43,000 | +16.2% |
| 2Q19 | 32,000 | -11.1% |
| 1Q19 | 27,000 | -20.6% |
| 4Q18 | 46,000 | +4.5% |
| 3Q18 | 37,000 | -9.8% |
| 2Q18 | 36,000 | +12.5% |
| 1Q18 | 34,000 | +30.8% |
| 4Q17 | 44,000 | +51.7% |
| 3Q17 | 41,000 | +20.6% |
| 2Q17 | 32,000 | -27.3% |
| 1Q17 | 26,000 | -7.1% |
| 4Q16 | 29,000 | -27.5% |
| 3Q16 | 34,000 | +6.3% |
| 2Q16 | 44,000 | +33.3% |
| 1Q16 | 28,000 | 0.0% |
| 4Q15 | 40,000 | -2.4% |
| 3Q15 | 32,000 | -11.1% |
| 2Q15 | 33,000 | -21.4% |
| 1Q15 | 28,000 | -33.3% |
| 4Q14 | 41,000 | -28.1% |
| 3Q14 | 36,000 | -46.3% |
| 2Q14 | 42,000 | -8.7% |
| 1Q14 | 42,000 | -19.2% |
| 4Q13 | 57,000 | -36.7% |
| 3Q13 | 67,000 | -9.5% |
| 2Q13 | 46,000 | -43.9% |
| 1Q13 | 52,000 | -49.0% |
| 4Q12 | 90,000 | -28.6% |
| 3Q12 | 74,000 | -20.4% |
| 2Q12 | 82,000 | -4.7% |
| 1Q12 | 102,000 | +50.0% |
| 4Q11 | 126,000 | +88.1% |
| 3Q11 | 93,000 | +102.2% |
| 2Q11 | 86,000 | +50.9% |
| 1Q11 | 68,000 | +47.8% |
| 4Q10 | 67,000 | - |
| 3Q10 | 46,000 | - |
| 2Q10 | 57,000 | - |
| 1Q10 | 46,000 | - |