| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 0 | - |
| 2Q23 | 391 | +8.9% |
| 1Q23 | 359 | -9.1% |
| 4Q22 | 500 | -10.9% |
| 3Q22 | 255 | -75.4% |
| 2Q22 | 359 | -68.3% |
| 1Q22 | 395 | -65.9% |
| 4Q21 | 561 | -71.4% |
| 3Q21 | 1,038 | -41.1% |
| 2Q21 | 1,131 | -43.3% |
| 1Q21 | 1,159 | -48.4% |
| 4Q20 | 1,961 | +14.6% |
| 3Q20 | 1,762 | -8.8% |
| 2Q20 | 1,993 | +2.2% |
| 1Q20 | 2,244 | +49.1% |
| 4Q19 | 1,711 | +10.7% |
| 3Q19 | 1,931 | +44.8% |
| 2Q19 | 1,950 | +8.7% |
| 1Q19 | 1,505 | +7.8% |
| 4Q18 | 1,545 | -28.7% |
| 3Q18 | 1,334 | -23.7% |
| 2Q18 | 1,794 | +7.5% |
| 1Q18 | 1,396 | -23.4% |
| 4Q17 | 2,166 | +8.8% |
| 3Q17 | 1,749 | -22.4% |
| 2Q17 | 1,669 | -24.7% |
| 1Q17 | 1,823 | -17.2% |
| 4Q16 | 1,990 | +6.5% |
| 3Q16 | 2,255 | -29.1% |
| 2Q16 | 2,216 | +6.2% |
| 1Q16 | 2,202 | +20.2% |
| 4Q15 | 1,869 | - |
| 3Q15 | 3,179 | - |
| 2Q15 | 2,086 | - |
| 1Q15 | 1,832 | - |