| （単位：千ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 72,000 | 0.0% |
| 3Q25 | 62,000 | -8.8% |
| 2Q25 | 56,000 | -21.1% |
| 1Q25 | 73,000 | -15.1% |
| 4Q24 | 72,000 | -18.2% |
| 3Q24 | 68,000 | -5.6% |
| 2Q24 | 71,000 | -14.5% |
| 1Q24 | 86,000 | +8.9% |
| 4Q23 | 88,000 | +14.3% |
| 3Q23 | 72,000 | +2.9% |
| 2Q23 | 83,000 | +15.3% |
| 1Q23 | 79,000 | +17.9% |
| 4Q22 | 77,000 | +13.2% |
| 3Q22 | 70,000 | +2.9% |
| 2Q22 | 72,000 | +10.8% |
| 1Q22 | 67,000 | +4.7% |
| 4Q21 | 68,000 | +1.5% |
| 3Q21 | 68,000 | +6.3% |
| 2Q21 | 65,000 | +6.6% |
| 1Q21 | 64,000 | -9.9% |
| 4Q20 | 67,000 | -9.5% |
| 3Q20 | 64,000 | -17.9% |
| 2Q20 | 61,000 | -17.6% |
| 1Q20 | 71,000 | +31.5% |
| 4Q19 | 74,000 | +117.1% |
| 3Q19 | 78,000 | +151.5% |
| 2Q19 | 74,000 | +169.2% |
| 1Q19 | 54,000 | - |
| 4Q18 | 34,086 | - |
| 3Q18 | 31,011 | - |
| 2Q18 | 27,485 | - |