| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q23 | 10 | -99.6% |
| 3Q23 | 627 | -82.4% |
| 2Q23 | 609 | -67.3% |
| 1Q23 | 1,936 | -67.8% |
| 4Q22 | 2,605 | -16.5% |
| 3Q22 | 3,560 | -65.2% |
| 2Q22 | 1,865 | -78.9% |
| 1Q22 | 6,013 | -0.6% |
| 4Q21 | 3,119 | -31.6% |
| 3Q21 | 10,222 | +698.0% |
| 2Q21 | 8,838 | +225.9% |
| 1Q21 | 6,052 | +127.2% |
| 4Q20 | 4,559 | -31.2% |
| 3Q20 | 1,281 | -61.6% |
| 2Q20 | 2,712 | - |
| 1Q20 | 2,664 | - |
| 4Q19 | 6,629 | +159.1% |
| 3Q19 | 3,337 | +33.3% |
| 4Q18 | 2,558 | -42.5% |
| 3Q18 | 2,503 | -16.7% |
| 2Q18 | 3,602 | -1.0% |
| 1Q18 | 3,664 | +11.0% |
| 4Q17 | 4,448 | +49.5% |
| 3Q17 | 3,004 | +15.6% |
| 2Q17 | 3,639 | +58.0% |
| 1Q17 | 3,300 | +33.2% |
| 4Q16 | 2,975 | +4.8% |
| 3Q16 | 2,599 | +22.1% |
| 2Q16 | 2,303 | -6.3% |
| 1Q16 | 2,478 | -31.9% |
| 4Q15 | 2,839 | -24.5% |
| 3Q15 | 2,128 | -33.1% |
| 2Q15 | 2,457 | +3.3% |
| 1Q15 | 3,637 | +69.5% |
| 4Q14 | 3,762 | +51.8% |
| 3Q14 | 3,180 | -29.3% |
| 2Q14 | 2,379 | -39.5% |
| 1Q14 | 2,146 | - |
| 4Q13 | 2,478 | - |
| 3Q13 | 4,500 | - |
| 2Q13 | 3,930 | - |
| 4Q11 | 3,971 | - |
| 3Q11 | 5,505 | - |
| 2Q11 | 4,209 | - |