SEX;SOCIAL CLASS;INDICATOR;Total BOTH SEXES;Total;Mean;1.50 BOTH SEXES;Total;Standard deviation;1.20 BOTH SEXES;I;Mean;1.50 BOTH SEXES;I;Standard deviation;1.03 BOTH SEXES;II;Mean;1.57 BOTH SEXES;II;Standard deviation;1.11 BOTH SEXES;III;Mean;1.53 BOTH SEXES;III;Standard deviation;1.16 BOTH SEXES;IV;Mean;1.49 BOTH SEXES;IV;Standard deviation;1.06 BOTH SEXES;V;Mean;1.50 BOTH SEXES;V;Standard deviation;1.53 BOTH SEXES;VI;Mean;1.42 BOTH SEXES;VI;Standard deviation;0.97 BOTH SEXES;Not recorded;Mean;1.51 BOTH SEXES;Not recorded;Standard deviation;0.80 Men;Total;Mean;1.50 Men;Total;Standard deviation;1.24 Men;I;Mean;1.47 Men;I;Standard deviation;1.03 Men;II;Mean;1.57 Men;II;Standard deviation;1.38 Men;III;Mean;1.59 Men;III;Standard deviation;1.40 Men;IV;Mean;1.40 Men;IV;Standard deviation;0.80 Men;V;Mean;1.54 Men;V;Standard deviation;1.51 Men;VI;Mean;1.40 Men;VI;Standard deviation;1.02 Men;Not recorded;Mean;1.39 Men;Not recorded;Standard deviation;0.69 Women;Total;Mean;1.50 Women;Total;Standard deviation;1.17 Women;I;Mean;1.53 Women;I;Standard deviation;1.03 Women;II;Mean;1.57 Women;II;Standard deviation;0.87 Women;III;Mean;1.49 Women;III;Standard deviation;0.94 Women;IV;Mean;1.57 Women;IV;Standard deviation;1.25 Women;V;Mean;1.46 Women;V;Standard deviation;1.55 Women;VI;Mean;1.44 Women;VI;Standard deviation;0.94 Women;Not recorded;Mean;1.59 Women;Not recorded;Standard deviation;0.85