12.5 x 12 inch (32 x 30 cms)16.7 x 16 inch (42 x 41 cms)20.9 x 20 inch (53 x 51 cms)25 x 24 inch (64 x 61 cms)29.2 x 28 inch (74 x 71 cms)33.4 x 32 inch (85 x 81 cms)37.5 x 36 inch (95 x 91 cms)43.8 x 42 inch (111 x 107 cms)50.1 x 48 inch (127 x 122 cms)56.3 x 54 inch (143 x 137 cms)