| （単位：百万ドル） | 研究開発費 | 前年比（％） |
|---|---|---|
| 4Q25 | 0 | -16.0% |
| 3Q25 | 0 | +24.3% |
| 2Q25 | 0 | +22.1% |
| 1Q25 | 0 | -5.3% |
| 4Q24 | 0 | -36.0% |
| 3Q24 | 0 | -35.8% |
| 2Q24 | 0 | -43.8% |
| 1Q24 | 0 | -35.5% |
| 4Q23 | 0 | +46.0% |
| 3Q23 | 0 | -3.7% |
| 2Q23 | 0 | -49.9% |
| 1Q23 | 0 | -99.9% |
| 4Q22 | 0 | -76.4% |
| 3Q22 | 0 | -60.9% |
| 2Q22 | 1 | -17.1% |
| 1Q22 | 1,342 | +74169.3% |
| 4Q21 | 2 | +144.8% |
| 3Q21 | 1 | +92.8% |
| 2Q21 | 2 | +97.9% |
| 1Q21 | 1 | +139.3% |
| 4Q20 | 1 | +37.4% |
| 3Q20 | 0 | +17.2% |
| 2Q20 | 1 | +36.4% |
| 1Q20 | 0 | +9.1% |
| 4Q19 | 0 | - |
| 3Q19 | 0 | - |
| 2Q19 | 0 | - |
| 1Q19 | 0 | - |