Vessel Traffic Management Market Size, Share & Analysis Report By End User (Commercial Sector, Defense Sector), By Component (Equipment, Solution, Service), By Investment (Brownfield, Greenfield), By System Type (Port Management Information System, Global Maritime Safety System, River Information System, ATON Management & Health Monitoring System, Others), and Geography (North America, Europe, Asia-Pacific, Middle East and Africa, South and Central America), 2021 - 2031