| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 4,363 | +12.7% |
| 3Q25 | 4,242 | +6.2% |
| 2Q25 | 4,309 | -1.0% |
| 1Q25 | 4,534 | +4.3% |
| 4Q24 | 3,870 | -7.0% |
| 3Q24 | 3,993 | +1.9% |
| 2Q24 | 4,352 | +19.0% |
| 1Q24 | 4,345 | +32.0% |
| 4Q23 | 4,162 | +19.6% |
| 3Q23 | 3,919 | +26.9% |
| 2Q23 | 3,656 | +5.1% |
| 1Q23 | 3,291 | -8.1% |
| 4Q22 | 3,480 | +14.1% |
| 3Q22 | 3,089 | -6.1% |
| 2Q22 | 3,478 | +10.4% |
| 1Q22 | 3,580 | +21.2% |
| 4Q21 | 3,049 | +25.7% |
| 3Q21 | 3,288 | +18.4% |
| 2Q21 | 3,149 | +45.5% |
| 1Q21 | 2,955 | +41.4% |
| 4Q20 | 2,426 | +36.6% |
| 3Q20 | 2,778 | +48.2% |
| 2Q20 | 2,165 | +11.3% |
| 1Q20 | 2,090 | +24.2% |
| 4Q19 | 1,776 | +18.3% |
| 3Q19 | 1,874 | +36.5% |
| 2Q19 | 1,946 | - |
| 1Q19 | 1,683 | - |
| 4Q18 | 1,501 | - |
| 3Q18 | 1,373 | - |