12 x 16.5 inch (30 x 42 cms)16 x 21.9 inch (41 x 56 cms)20 x 27.4 inch (51 x 70 cms)24 x 32.9 inch (61 x 84 cms)28 x 38.4 inch (71 x 98 cms)32 x 43.9 inch (81 x 112 cms)36 x 49.4 inch (91 x 125 cms)42 x 57.6 inch (107 x 146 cms)48 x 65.8 inch (122 x 167 cms)54 x 74.1 inch (137 x 188 cms)