Global Civil Helicopter Market By Type (Helicopters (carrying capacity of 200-250 kg) , Helicopters (carrying capacity of 1000-1500 kg) , and VTOL airplanes (carrying capacity of 200-250 kg)), By Application (Commercial Use , and Personal Use), By Region, and Key Companies - Industry Segment Outlook, Market Assessment, Competition Scenario, Trends and Forecast 2019-2028