A major film studio is a production and film distributor that releases a substantial number of films annually and consistently commands a significant share of box officerevenue in a given market. In the North American, Western, and global markets, the major film studios, often simply known as the majors, are commonly regarded as the six diversified media conglomerates whose various film production and distribution subsidiaries collectively command approximately 80 to 85 percent of U.S. and Canadian box office revenue. The term may also be applied more specifically to the primary motion picture business subsidiary of each respective conglomerate.