Global Solar Vehicles Market Assessment, By Vehicle [Commercial Vehicle, Passenger Vehicles], By Battery [Flow, Nickel-Cadmium, Lithium-Ion, Lead-Acid], By Solar Panel [Monocrystalline, Polycrystalline, Thin-Film], By Electric Vehicle Type, [Battery Electric Vehicles, Hybrid Electric Vehicles, Plug-in Hybrid Electric Vehicle], By Region, Opportunities and Forecast, 2017-2031F