Sex;Social class;Indicator;Total Both sexes;TOTAL;Average;7.67 Both sexes;TOTAL;Standard deviation;5.14 Both sexes;I;Average;7.05 Both sexes;I;Standard deviation;5.16 Both sexes;II;Average;7.06 Both sexes;II;Standard deviation;5.11 Both sexes;III;Average;7.13 Both sexes;III;Standard deviation;5.05 Both sexes;IV;Average;7.94 Both sexes;IV;Standard deviation;5.19 Both sexes;V;Average;7.86 Both sexes;V;Standard deviation;5.10 Both sexes;VI;Average;8.24 Both sexes;VI;Standard deviation;5.22 Both sexes;No data recorded;Average;7.68 Both sexes;No data recorded;Standard deviation;4.92 Men;TOTAL;Average;7.66 Men;TOTAL;Standard deviation;5.19 Men;I;Average;6.74 Men;I;Standard deviation;5.04 Men;II;Average;6.55 Men;II;Standard deviation;4.74 Men;III;Average;6.49 Men;III;Standard deviation;4.90 Men;IV;Average;8.33 Men;IV;Standard deviation;5.27 Men;V;Average;8.20 Men;V;Standard deviation;5.23 Men;VI;Average;8.45 Men;VI;Standard deviation;5.22 Men;No data recorded;Average;. Men;No data recorded;Standard deviation;. Women;TOTAL;Average;7.68 Women;TOTAL;Standard deviation;5.12 Women;I;Average;7.26 Women;I;Standard deviation;5.23 Women;II;Average;7.37 Women;II;Standard deviation;5.30 Women;III;Average;7.50 Women;III;Standard deviation;5.10 Women;IV;Average;7.67 Women;IV;Standard deviation;5.12 Women;V;Average;7.67 Women;V;Standard deviation;5.01 Women;VI;Average;8.13 Women;VI;Standard deviation;5.21 Women;No data recorded;Average;8.13 Women;No data recorded;Standard deviation;4.90