During 16 seasons in the NHL, Wayne Gretzky scored 50% more points than anyone who ever played professional hockey. He accomplished this amazing feat while playing in 280 fewer games than Gordie Howe, the previous record holder. Here are the number of games Gretzky played during each season:

79 82 80 80 74 84 84 79 64 78 73 78 74 86 45 53

Determine whether or not there are outliers present