The Miami International Boat Show is produced by the National Marine Manufacturers Association (NMMA), the principal trade association of the recreational marine industry. NMMA members, over 1,500 companies, produce approximately 80 percent of the marine products used by recreational boaters and anglers in the United States. The North American pleasure boat market represents fully half of the global demand for these products and services. Retail sales of boats and related products and services amount to an estimated $25 billion annually in the United States.