Minimum: 45 m x 60 m
Maximum: 50 m x 67 m
Minimum: 30 m x 45 m
Maximum: 35 m x 50 m
Minimum: 20 m x 30 m
Maximum: 25 m x 35 m
Minimum: 12 m x 20 m
Maximum: 15 m x 25 m