How is 52 equal to 53

[cm] Normal sizes slim sizes Belly sizes
Universal sizeS.S.M.L.L.XLXLXXLXXL(46)(48)(50)(52)(54)(56)
EU4446485052545658609498102535557
UK, Ireland34363840424446485036L38L40L42W44W46W
height168171174177180182184186188180183186172174176
Chest circumference8892961001041081121161209296100104108112
Waistband768084889298102108114808488110114120
Stride length747678798081828385808182757677


[cm] Normal sizes
Universal size S. S. M. M. L. L. XL XL XXL XXL
EU 36 38 40 42 44 46 48 50 52 54
France 38 40 42 44 46 48 50 52 54 56
Italy 40 42 44 46 48 50 52 54 56 58
UK, Ireland 10 12 14 16 18 20 22 24 26 28
Chest circumference 84 88 92 96 100 104 110 116 122 128
waist size 66 70 74,5 79 83,5 88 94 100 106 112
Hip circumference 91 94,5 98 101,5 105 108,5 114 119,5 125 130,5