| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 11,543 | -37.5% |
| 3Q25 | 14,454 | -18.1% |
| 2Q25 | 18,704 | +1.3% |
| 1Q25 | 17,826 | +1.3% |
| 4Q24 | 18,471 | +35.9% |
| 3Q24 | 17,643 | -1.2% |
| 2Q24 | 18,457 | -18.6% |
| 1Q24 | 17,603 | +3.7% |
| 4Q23 | 13,589 | -18.0% |
| 3Q23 | 17,852 | +10.7% |
| 2Q23 | 22,666 | +45.7% |
| 1Q23 | 16,968 | -0.4% |
| 4Q22 | 16,581 | -15.3% |
| 3Q22 | 16,133 | -1.9% |
| 2Q22 | 15,554 | +0.4% |
| 1Q22 | 17,028 | +16.2% |
| 4Q21 | 19,572 | +50.4% |
| 3Q21 | 16,447 | +39.9% |
| 2Q21 | 15,495 | +25.1% |
| 1Q21 | 14,651 | +19.7% |
| 4Q20 | 13,013 | -2.6% |
| 3Q20 | 11,754 | +1.7% |
| 2Q20 | 12,384 | -11.8% |
| 1Q20 | 12,235 | -7.6% |
| 4Q19 | 13,360 | +12.8% |
| 3Q19 | 11,554 | -6.7% |
| 2Q19 | 14,040 | +8.2% |
| 1Q19 | 13,244 | -4.5% |
| 4Q18 | 11,848 | -9.9% |
| 3Q18 | 12,384 | +3.4% |
| 2Q18 | 12,981 | +7.9% |
| 1Q18 | 13,861 | +18.3% |
| 4Q17 | 13,146 | +41.4% |
| 3Q17 | 11,976 | +18.0% |
| 2Q17 | 12,034 | +21.8% |
| 1Q17 | 11,721 | +7.7% |
| 4Q16 | 9,300 | +2.2% |
| 3Q16 | 10,151 | +2.9% |
| 2Q16 | 9,878 | -1.7% |
| 1Q16 | 10,883 | +11.3% |
| 4Q15 | 9,096 | - |
| 3Q15 | 9,867 | - |
| 2Q15 | 10,049 | - |
| 1Q15 | 9,780 | - |