12 x 13.9 inch (30 x 35 cms)16 x 18.6 inch (41 x 47 cms)20 x 23.2 inch (51 x 59 cms)24 x 27.8 inch (61 x 71 cms)28 x 32.5 inch (71 x 83 cms)32 x 37.1 inch (81 x 94 cms)36 x 41.7 inch (91 x 106 cms)42 x 48.7 inch (107 x 124 cms)48 x 55.7 inch (122 x 141 cms)54 x 62.6 inch (137 x 159 cms)