| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 3,533 | -2.3% |
| 3Q25 | 2,970 | -18.8% |
| 2Q25 | 3,541 | -17.3% |
| 1Q25 | 4,095 | +0.1% |
| 4Q24 | 3,618 | -16.8% |
| 3Q24 | 3,656 | -13.4% |
| 2Q24 | 4,284 | -5.1% |
| 1Q24 | 4,092 | +5.6% |
| 4Q23 | 4,351 | +22.4% |
| 3Q23 | 4,224 | +22.0% |
| 2Q23 | 4,516 | +35.0% |
| 1Q23 | 3,875 | +32.2% |
| 4Q22 | 3,554 | +2.8% |
| 3Q22 | 3,462 | +21.6% |
| 2Q22 | 3,346 | +26.2% |
| 1Q22 | 2,932 | +3.1% |
| 4Q21 | 3,457 | +20.5% |
| 3Q21 | 2,848 | +35.7% |
| 2Q21 | 2,652 | +24.0% |
| 1Q21 | 2,844 | -5.0% |
| 4Q20 | 2,869 | +14.8% |
| 3Q20 | 2,098 | -8.0% |
| 2Q20 | 2,139 | -5.2% |
| 1Q20 | 2,994 | +33.7% |
| 4Q19 | 2,499 | +6.5% |
| 3Q19 | 2,281 | +12.0% |
| 2Q19 | 2,256 | +13.5% |
| 1Q19 | 2,240 | +22.7% |
| 4Q18 | 2,347 | +48.3% |
| 3Q18 | 2,037 | +15.7% |
| 2Q18 | 1,988 | +21.7% |
| 1Q18 | 1,825 | +10.1% |
| 4Q17 | 1,583 | +4.0% |
| 3Q17 | 1,761 | +14.4% |
| 2Q17 | 1,634 | 0.0% |
| 1Q17 | 1,658 | +14.7% |
| 4Q16 | 1,522 | -3.4% |
| 3Q16 | 1,539 | +8.3% |
| 2Q16 | 1,634 | +22.8% |
| 1Q16 | 1,446 | +25.5% |
| 4Q15 | 1,575 | +45.7% |
| 3Q15 | 1,421 | +28.1% |
| 2Q15 | 1,331 | +17.1% |
| 1Q15 | 1,152 | -14.3% |
| 4Q14 | 1,081 | -22.9% |
| 3Q14 | 1,109 | -14.7% |
| 2Q14 | 1,137 | -10.3% |
| 1Q14 | 1,344 | +5.6% |
| 4Q13 | 1,402 | -10.2% |
| 3Q13 | 1,300 | +3.1% |
| 2Q13 | 1,268 | +11.7% |
| 1Q13 | 1,273 | +12.2% |
| 4Q12 | 1,561 | +37.1% |
| 3Q12 | 1,261 | +29.5% |
| 2Q12 | 1,135 | +9.1% |
| 1Q12 | 1,135 | - |
| 4Q11 | 1,139 | - |
| 3Q11 | 974 | - |
| 2Q11 | 1,040 | - |