| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 22,764 | -11.4% |
| 3Q25 | 22,602 | -32.1% |
| 2Q25 | 24,071 | -20.6% |
| 1Q25 | 24,423 | -16.3% |
| 4Q24 | 25,691 | -14.8% |
| 3Q24 | 33,301 | +12.3% |
| 2Q24 | 30,311 | +3.3% |
| 1Q24 | 29,183 | -6.9% |
| 4Q23 | 30,158 | -4.6% |
| 3Q23 | 29,660 | -2.7% |
| 2Q23 | 29,354 | -7.7% |
| 1Q23 | 31,358 | -6.5% |
| 4Q22 | 31,617 | +2.4% |
| 3Q22 | 30,498 | +8.1% |
| 2Q22 | 31,790 | +11.4% |
| 1Q22 | 33,523 | +13.7% |
| 4Q21 | 30,875 | +23.7% |
| 3Q21 | 28,211 | +5.9% |
| 2Q21 | 28,548 | +10.4% |
| 1Q21 | 29,483 | +13.0% |
| 4Q20 | 24,955 | -4.0% |
| 3Q20 | 26,638 | -3.0% |
| 2Q20 | 25,867 | -6.8% |
| 1Q20 | 26,101 | -7.5% |
| 4Q19 | 25,987 | -7.3% |
| 3Q19 | 27,457 | +6.3% |
| 2Q19 | 27,764 | +10.7% |
| 1Q19 | 28,215 | +19.8% |
| 4Q18 | 28,028 | +30.9% |
| 3Q18 | 25,829 | +33.4% |
| 2Q18 | 25,082 | +28.2% |
| 1Q18 | 23,560 | +27.9% |
| 4Q17 | 21,419 | +16.8% |
| 3Q17 | 19,360 | +7.1% |
| 2Q17 | 19,561 | +2.1% |
| 1Q17 | 18,426 | +4.8% |
| 4Q16 | 18,338 | +6.9% |
| 3Q16 | 18,069 | +1.6% |
| 2Q16 | 19,160 | +28.9% |
| 1Q16 | 17,575 | +14.1% |
| 4Q15 | 17,155 | +23.5% |
| 3Q15 | 17,789 | -37.9% |
| 2Q15 | 14,864 | -54.6% |
| 1Q15 | 15,398 | -45.1% |
| 4Q14 | 13,886 | -46.7% |
| 3Q14 | 28,659 | +30.4% |
| 2Q14 | 32,748 | +35.2% |
| 1Q14 | 28,062 | +8.7% |
| 4Q13 | 26,035 | -2.5% |
| 3Q13 | 21,977 | -6.3% |
| 2Q13 | 24,227 | +17.3% |
| 1Q13 | 25,817 | +8.8% |
| 4Q12 | 26,708 | +19.7% |
| 3Q12 | 23,465 | +14.8% |
| 2Q12 | 20,657 | +22.4% |
| 1Q12 | 23,735 | - |
| 4Q11 | 22,312 | - |
| 3Q11 | 20,434 | - |
| 2Q11 | 16,874 | - |