| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 2Q23 | 178 | -84.9% |
| 4Q22 | 2,205 | +176.2% |
| 3Q22 | 1,037 | -36.5% |
| 2Q22 | 1,186 | -54.7% |
| 1Q22 | 1,506 | -43.3% |
| 4Q21 | 798 | -70.4% |
| 3Q21 | 1,634 | +31.2% |
| 2Q21 | 2,617 | +69.4% |
| 1Q21 | 2,654 | +83.1% |
| 4Q20 | 2,697 | +42.1% |
| 3Q20 | 1,245 | -35.9% |
| 2Q20 | 1,545 | +8.9% |
| 1Q20 | 1,449 | +5.7% |
| 4Q19 | 1,897 | -9.0% |
| 3Q19 | 1,943 | -43.4% |
| 2Q19 | 1,418 | -22.6% |
| 1Q19 | 1,371 | -48.8% |
| 4Q18 | 2,085 | +16.4% |
| 3Q18 | 3,435 | +48.3% |
| 2Q18 | 1,832 | +43.8% |
| 1Q18 | 2,680 | +107.4% |
| 4Q17 | 1,791 | +86.5% |
| 3Q17 | 2,316 | +119.3% |
| 2Q17 | 1,274 | +49.5% |
| 1Q17 | 1,292 | +75.4% |
| 4Q16 | 960 | +35.4% |
| 3Q16 | 1,056 | +93.1% |
| 2Q16 | 852 | +90.6% |
| 1Q16 | 737 | +180.5% |
| 4Q15 | 709 | - |
| 3Q15 | 547 | - |
| 2Q15 | 447 | - |
| 1Q15 | 262 | - |