rosters composed of local residents. Liga de Béisbol Profesional Roberto Clemente is a professional baseball league in Puerto Rico. Basketball Of those Americans citing their favorite sport, basketball is ranked second (counting amateur levels) behind football. However, in regards to revenue the NBA is ranked third in popularity. More Americans play basketball than any other team sport, according to the National Sporting Goods Association, with over 26 million Americans playing basketball. Basketball was invented in 1891 by Canadian physical education teacher James Naismith in Springfield, Massachusetts. The National Basketball Association (NBA) is the world's premier professional basketball league and one of the major professional sports leagues of North America. It contains 30 teams (29 teams in the U.S. and 1 in Canada) that play an 82-game season from October to June. After the regular season, eight teams from each conference compete in the playoffs for the Larry O'Brien Championship Trophy. Since the 1992 Summer Olympics, NBA players have represented the United States in international competition and won numerous important tournaments. The Dream Team was the unofficial nickname of the United States men's basketball team that won the gold medal at the 1992 Olympics. Basketball at both the college and high school levels is popular throughout the country. Every March, a 68-team, six-round, single-elimination tournament (commonly called March Madness) determines the national champions of NCAA Division I men's college basketball. Most U.S. states also crown state champions among their high schools. Many high school basketball teams have intense local followings, especially in the Midwest and Upper South. Indiana has 10 of the 12 largest high school gyms in the United States, and is famous for its basketball passion, known as Hoosier Hysteria. Notable NBA players in history include Wilt Chamberlain (4 time MVP), Bill Russell (5 time MVP), Bob Pettit (11 time all NBA team), Bob Cousy (12 time all NBA team), Jerry West (12 time all NBA team), Julius Erving (won MVP awards in both the ABA and NBA), Kareem Abdul-Jabbar (6 time MVP), Magic Johnson (3 time MVP), Larry Bird (3 time MVP), Michael Jordan (6 time finals MVP), John Stockton (#1 in career assists and steals), Karl Malone (14 time all NBA team), Kobe Bryant (NBA's third all-time leading scorer), Tim Duncan (15-time NBA all-star), Shaquille O'Neal (3 time finals MVP) and Jason Kidd (#2 in career assists and steals). Notable players in the NBA today include James