| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 1,106 | -11.5% |
| 3Q25 | 1,448 | +52.4% |
| 2Q25 | 1,524 | +64.7% |
| 1Q25 | 1,357 | +39.8% |
| 4Q24 | 1,250 | +10.9% |
| 3Q24 | 950 | -9.8% |
| 2Q24 | 925 | -3.0% |
| 1Q24 | 970 | -18.8% |
| 4Q23 | 1,127 | +3.6% |
| 3Q23 | 1,053 | -9.1% |
| 2Q23 | 954 | -23.8% |
| 1Q23 | 1,195 | -3.9% |
| 4Q22 | 1,087 | -8.8% |
| 3Q22 | 1,159 | +16.0% |
| 2Q22 | 1,252 | +24.2% |
| 1Q22 | 1,244 | +49.5% |
| 4Q21 | 1,192 | +7.8% |
| 3Q21 | 999 | -0.2% |
| 2Q21 | 1,008 | -0.1% |
| 1Q21 | 832 | -30.8% |
| 4Q20 | 1,106 | -16.2% |
| 3Q20 | 1,001 | -3.4% |
| 2Q20 | 1,008 | -17.7% |
| 1Q20 | 1,203 | -4.6% |
| 4Q19 | 1,320 | +12.3% |
| 3Q19 | 1,036 | +15.8% |
| 2Q19 | 1,225 | +27.8% |
| 1Q19 | 1,261 | +29.7% |
| 4Q18 | 1,175 | - |
| 3Q18 | 894 | - |
| 2Q18 | 958 | - |
| 1Q18 | 972 | - |