NFL – 14 of 32 teams qualify for playoffs, 43.7 percent of all teams.
MLB – 10 of 30 teams qualify for playoffs, 33.3 percent of all teams.
NBA – 16 of 30 teams qualify for playoffs, 53.3 percent of all teams.
NHL – 16 of 31 teams qualify for playoffs, 51.6 percent of all teams.