| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q23 | 842 | -23.9% |
| 3Q23 | 845 | -11.1% |
| 1Q23 | 897 | -33.5% |
| 4Q22 | 1,106 | -7.0% |
| 3Q22 | 951 | -19.1% |
| 1Q22 | 1,349 | - |
| 4Q21 | 1,189 | +57.1% |
| 3Q21 | 1,176 | +38.5% |
| 2Q21 | 1,069 | +55.2% |
| 4Q20 | 757 | -12.8% |
| 3Q20 | 849 | -3.6% |
| 2Q20 | 689 | -16.3% |
| 1Q20 | 766 | +5.9% |
| 4Q19 | 868 | +28.4% |
| 3Q19 | 881 | +12.8% |
| 2Q19 | 823 | +8.6% |
| 1Q19 | 723 | +3.3% |
| 4Q18 | 676 | +8.3% |
| 3Q18 | 781 | +22.6% |
| 2Q18 | 758 | +61.3% |
| 1Q18 | 700 | +68.3% |
| 4Q17 | 624 | +46.1% |
| 3Q17 | 637 | +68.1% |
| 2Q17 | 470 | +24.0% |
| 1Q17 | 416 | +8.9% |
| 4Q16 | 427 | +11.2% |
| 3Q16 | 379 | +8.0% |
| 2Q16 | 379 | +6.2% |
| 1Q16 | 382 | +16.1% |
| 4Q15 | 384 | +13.3% |
| 3Q15 | 351 | -0.3% |
| 2Q15 | 357 | +1.7% |
| 1Q15 | 329 | -13.4% |
| 4Q14 | 339 | -13.3% |
| 3Q14 | 352 | -16.2% |
| 2Q14 | 351 | -22.7% |
| 1Q14 | 380 | -15.2% |
| 4Q13 | 391 | -32.0% |
| 3Q13 | 420 | -37.3% |
| 2Q13 | 454 | -18.3% |
| 1Q13 | 448 | -16.9% |
| 4Q12 | 575 | -4.3% |
| 3Q12 | 670 | +22.5% |
| 2Q12 | 556 | - |
| 1Q12 | 539 | - |
| 4Q11 | 601 | - |
| 3Q11 | 547 | - |