Refrigerant season price performance is good, overall profit is good Microsoft's Surface Pro, Surface Laptop, Surface Book and Surface Studio are the main products of Microsoft's Surface series, but there is a clear difference in the share of the devices. The Surface Pro products account for the highest share (79.9%), the Surface Book (7.5%), Surface Laptop (2.0%), and Surface Studio (0.2%). Washington-based lender of last resort, says despite recent progress, Britain may still be in the absence of a deal out of the European Union, and commercial real estate prices and financial market risk of the credit crunch.