Fluoroelastomer Market Size, Share & COVID-19 Impact Analysis, By Type (Fluorocarbon Elastomers [FKM], Fluorosilicone Elastomers [FVMQ], and Perfluorocarbon Elastomers [FFKM]), By End-Use (Automotive, Industrial, Aerospace, Oil & Gas, and Others) and Regional Forecast, 2020-2027