18.5 19 21 23 25 26 27 27.5 28 28.5 29 29.5 30 30.5 31 31.5 32 33 34 34.5 35 35.5 36 36.5 37 37.5 38 38.5 39 39.5 40 40.5 41 41.5 42 42.5 43 43.5 44 44.5 45 45.5 46 46.5 47 47.5 48 48.5 49 49.5 50 51