| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 5,371 | -10.3% |
| 3Q25 | 4,208 | -7.3% |
| 2Q25 | 4,915 | +3.6% |
| 1Q25 | 5,312 | -5.1% |
| 4Q24 | 5,985 | +3.4% |
| 3Q24 | 4,540 | -11.1% |
| 2Q24 | 4,746 | -15.9% |
| 1Q24 | 5,598 | -1.5% |
| 4Q23 | 5,791 | +10.5% |
| 3Q23 | 5,105 | -11.4% |
| 2Q23 | 5,642 | -39.7% |
| 1Q23 | 5,681 | -43.5% |
| 4Q22 | 5,239 | -8.9% |
| 3Q22 | 5,765 | -26.3% |
| 2Q22 | 9,356 | +47.2% |
| 1Q22 | 10,051 | +7.2% |
| 4Q21 | 5,753 | -32.4% |
| 3Q21 | 7,820 | -23.4% |
| 2Q21 | 6,357 | -36.2% |
| 1Q21 | 9,377 | -8.8% |
| 4Q20 | 8,509 | -23.3% |
| 3Q20 | 10,204 | +14.4% |
| 2Q20 | 9,969 | +39.8% |
| 1Q20 | 10,278 | +41.9% |
| 4Q19 | 11,097 | -6.8% |
| 3Q19 | 8,923 | -36.6% |
| 2Q19 | 7,130 | -60.7% |
| 1Q19 | 7,242 | -38.4% |
| 4Q18 | 11,907 | -0.3% |
| 3Q18 | 14,072 | +31.6% |
| 2Q18 | 18,159 | +32.6% |
| 1Q18 | 11,762 | +8.7% |
| 4Q17 | 11,947 | +17.4% |
| 3Q17 | 10,694 | -20.7% |
| 2Q17 | 13,694 | +8.9% |
| 1Q17 | 10,823 | -21.2% |
| 4Q16 | 10,177 | -23.8% |
| 3Q16 | 13,490 | +3.0% |
| 2Q16 | 12,578 | +4.7% |
| 1Q16 | 13,730 | +8.8% |
| 4Q15 | 13,347 | +7.3% |
| 3Q15 | 13,092 | -9.4% |
| 2Q15 | 12,009 | +2.4% |
| 1Q15 | 12,614 | +7.7% |
| 4Q14 | 12,435 | -25.1% |
| 3Q14 | 14,457 | -14.1% |
| 2Q14 | 11,727 | -32.9% |
| 1Q14 | 11,707 | -46.4% |
| 4Q13 | 16,602 | -13.6% |
| 3Q13 | 16,821 | -19.6% |
| 2Q13 | 17,489 | +24.3% |
| 1Q13 | 21,838 | +359.2% |
| 4Q12 | 19,221 | +223.0% |
| 3Q12 | 20,913 | +247.8% |
| 2Q12 | 14,066 | +171.1% |
| 1Q12 | 4,756 | - |
| 4Q11 | 5,951 | - |
| 3Q11 | 6,013 | - |
| 2Q11 | 5,189 | - |