| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 25,500 | -20.8% |
| 3Q25 | 28,200 | -1.1% |
| 2Q25 | 25,600 | -5.5% |
| 1Q25 | 27,500 | +10.4% |
| 4Q24 | 32,200 | +53.3% |
| 3Q24 | 28,500 | +18.8% |
| 2Q24 | 27,100 | +27.8% |
| 1Q24 | 24,900 | +10.7% |
| 4Q23 | 21,000 | -10.3% |
| 3Q23 | 24,000 | +17.1% |
| 2Q23 | 21,200 | +4.4% |
| 1Q23 | 22,500 | +6.1% |
| 4Q22 | 23,400 | +14.1% |
| 3Q22 | 20,500 | +9.0% |
| 2Q22 | 20,300 | +4.1% |
| 1Q22 | 21,200 | -8.2% |
| 4Q21 | 20,500 | +17.8% |
| 3Q21 | 18,800 | +6.8% |
| 2Q21 | 19,500 | +12.1% |
| 1Q21 | 23,100 | +17.3% |
| 1Q21 | 17,600 | -17.4% |
| 4Q20 | 17,400 | -16.7% |
| 3Q20 | 19,700 | -8.4% |
| 2Q20 | 18,800 | -16.1% |
| 1Q20 | 21,300 | +0.9% |
| 4Q19 | 20,900 | +18.1% |
| 3Q19 | 21,500 | +16.2% |
| 2Q19 | 22,400 | +33.3% |
| 1Q19 | 21,100 | +18.5% |
| 4Q18 | 17,700 | -5.9% |
| 3Q18 | 18,500 | +5.1% |
| 2Q18 | 16,800 | -9.7% |
| 1Q18 | 17,800 | -8.2% |
| 4Q17 | 18,800 | -3.6% |
| 3Q17 | 17,600 | +2.3% |
| 2Q17 | 18,600 | +11.4% |
| 1Q17 | 19,400 | +12.8% |
| 4Q16 | 19,500 | +4.2% |
| 3Q16 | 17,200 | +3.2% |
| 2Q16 | 16,700 | -4.6% |
| 1Q16 | 17,200 | -23.9% |
| 4Q15 | 18,712 | -7.3% |
| 3Q15 | 16,673 | +24.5% |
| 2Q15 | 17,504 | +2.4% |
| 1Q15 | 22,612 | +34.6% |
| 4Q14 | 20,187 | +38.4% |
| 3Q14 | 13,397 | -1.6% |
| 2Q14 | 17,090 | +21.1% |
| 1Q14 | 16,803 | +47.4% |
| 4Q13 | 14,581 | - |
| 3Q13 | 13,618 | - |
| 2Q13 | 14,107 | - |
| 1Q13 | 11,400 | - |
| 1Q11 | 5,762 | - |