The following tables record the times of swimmers in the 50m freestyle and 100m backstroke events at a recent meet. A particular swimmer swam the freestyle event in 33 seconds and the backstroke in 72 seconds. In which event did the swimmer perform better relative to the competition?

50m Freestyle Times

26 29 31 32 32 33 34 35

100m Backstroke Times

68 71 72 75 76 78 78 78 79 80