Sex Social class Weekly distribution Indicator Total Both sexes TOTAL Weekly (Monday-Sunday) Average 13.24 Both sexes TOTAL Weekly (Monday-Sunday) Standard deviation 11.72 Both sexes TOTAL During the week days (Monday-Thursday) Average 8.31 Both sexes TOTAL During the week days (Monday-Thursday) Standard deviation 11.77 Both sexes TOTAL Weekend (Friday-Sunday) Average 19.84 Both sexes TOTAL Weekend (Friday-Sunday) Standard deviation 16.21 Both sexes I Weekly (Monday-Sunday) Average 12.10 Both sexes I Weekly (Monday-Sunday) Standard deviation 9.71 Both sexes I During the week days (Monday-Thursday) Average 6.94 Both sexes I During the week days (Monday-Thursday) Standard deviation 9.95 Both sexes I Weekend (Friday-Sunday) Average 19.00 Both sexes I Weekend (Friday-Sunday) Standard deviation 13.97 Both sexes II Weekly (Monday-Sunday) Average 12.27 Both sexes II Weekly (Monday-Sunday) Standard deviation 10.19 Both sexes II During the week days (Monday-Thursday) Average 6.93 Both sexes II During the week days (Monday-Thursday) Standard deviation 10.48 Both sexes II Weekend (Friday-Sunday) Average 19.45 Both sexes II Weekend (Friday-Sunday) Standard deviation 14.94 Both sexes III Weekly (Monday-Sunday) Average 12.93 Both sexes III Weekly (Monday-Sunday) Standard deviation 12.31 Both sexes III During the week days (Monday-Thursday) Average 7.54 Both sexes III During the week days (Monday-Thursday) Standard deviation 11.77 Both sexes III Weekend (Friday-Sunday) Average 20.12 Both sexes III Weekend (Friday-Sunday) Standard deviation 17.75 Both sexes IV Weekly (Monday-Sunday) Average 13.24 Both sexes IV Weekly (Monday-Sunday) Standard deviation 11.13 Both sexes IV During the week days (Monday-Thursday) Average 8.86 Both sexes IV During the week days (Monday-Thursday) Standard deviation 11.66 Both sexes IV Weekend (Friday-Sunday) Average 19.13 Both sexes IV Weekend (Friday-Sunday) Standard deviation 14.37 Both sexes V Weekly (Monday-Sunday) Average 13.98 Both sexes V Weekly (Monday-Sunday) Standard deviation 12.32 Both sexes V During the week days (Monday-Thursday) Average 9.34 Both sexes V During the week days (Monday-Thursday) Standard deviation 12.44 Both sexes V Weekend (Friday-Sunday) Average 20.22 Both sexes V Weekend (Friday-Sunday) Standard deviation 16.55 Both sexes VI Weekly (Monday-Sunday) Average 14.15 Both sexes VI Weekly (Monday-Sunday) Standard deviation 12.77 Both sexes VI During the week days (Monday-Thursday) Average 9.36 Both sexes VI During the week days (Monday-Thursday) Standard deviation 12.49 Both sexes VI Weekend (Friday-Sunday) Average 20.57 Both sexes VI Weekend (Friday-Sunday) Standard deviation 18.08 Both sexes No data recorded Weekly (Monday-Sunday) Average 14.36 Both sexes No data recorded Weekly (Monday-Sunday) Standard deviation 15.38 Both sexes No data recorded During the week days (Monday-Thursday) Average 8.34 Both sexes No data recorded During the week days (Monday-Thursday) Standard deviation 15.92 Both sexes No data recorded Weekend (Friday-Sunday) Average 22.43 Both sexes No data recorded Weekend (Friday-Sunday) Standard deviation 19.57 Men TOTAL Weekly (Monday-Sunday) Average 15.11 Men TOTAL Weekly (Monday-Sunday) Standard deviation 13.01 Men TOTAL During the week days (Monday-Thursday) Average 9.99 Men TOTAL During the week days (Monday-Thursday) Standard deviation 13.14 Men TOTAL Weekend (Friday-Sunday) Average 21.98 Men TOTAL Weekend (Friday-Sunday) Standard deviation 17.56 Men I Weekly (Monday-Sunday) Average 13.48 Men I Weekly (Monday-Sunday) Standard deviation 11.00 Men I During the week days (Monday-Thursday) Average 8.23 Men I During the week days (Monday-Thursday) Standard deviation 11.24 Men I Weekend (Friday-Sunday) Average 20.51 Men I Weekend (Friday-Sunday) Standard deviation 15.16 Men II Weekly (Monday-Sunday) Average 14.14 Men II Weekly (Monday-Sunday) Standard deviation 11.40 Men II During the week days (Monday-Thursday) Average 8.43 Men II During the week days (Monday-Thursday) Standard deviation 11.89 Men II Weekend (Friday-Sunday) Average 21.86 Men II Weekend (Friday-Sunday) Standard deviation 16.59 Men III Weekly (Monday-Sunday) Average 14.87 Men III Weekly (Monday-Sunday) Standard deviation 14.01 Men III During the week days (Monday-Thursday) Average 9.14 Men III During the week days (Monday-Thursday) Standard deviation 13.46 Men III Weekend (Friday-Sunday) Average 22.51 Men III Weekend (Friday-Sunday) Standard deviation 19.49 Men IV Weekly (Monday-Sunday) Average 15.00 Men IV Weekly (Monday-Sunday) Standard deviation 12.06 Men IV During the week days (Monday-Thursday) Average 10.43 Men IV During the week days (Monday-Thursday) Standard deviation 12.77 Men IV Weekend (Friday-Sunday) Average 21.13 Men IV Weekend (Friday-Sunday) Standard deviation 15.12 Men V Weekly (Monday-Sunday) Average 15.97 Men V Weekly (Monday-Sunday) Standard deviation 13.45 Men V During the week days (Monday-Thursday) Average 11.23 Men V During the week days (Monday-Thursday) Standard deviation 13.64 Men V Weekend (Friday-Sunday) Average 22.34 Men V Weekend (Friday-Sunday) Standard deviation 17.80 Men VI Weekly (Monday-Sunday) Average 15.93 Men VI Weekly (Monday-Sunday) Standard deviation 13.82 Men VI During the week days (Monday-Thursday) Average 10.77 Men VI During the week days (Monday-Thursday) Standard deviation 13.51 Men VI Weekend (Friday-Sunday) Average 22.82 Men VI Weekend (Friday-Sunday) Standard deviation 19.72 Men No data recorded Weekly (Monday-Sunday) Average 17.59 Men No data recorded Weekly (Monday-Sunday) Standard deviation 18.63 Men No data recorded During the week days (Monday-Thursday) Average 11.18 Men No data recorded During the week days (Monday-Thursday) Standard deviation 20.18 Men No data recorded Weekend (Friday-Sunday) Average 26.13 Men No data recorded Weekend (Friday-Sunday) Standard deviation 20.15 Women TOTAL Weekly (Monday-Sunday) Average 9.48 Women TOTAL Weekly (Monday-Sunday) Standard deviation 7.22 Women TOTAL During the week days (Monday-Thursday) Average 4.95 Women TOTAL During the week days (Monday-Thursday) Standard deviation 7.31 Women TOTAL Weekend (Friday-Sunday) Average 15.56 Women TOTAL Weekend (Friday-Sunday) Standard deviation 11.97 Women I Weekly (Monday-Sunday) Average 9.90 Women I Weekly (Monday-Sunday) Standard deviation 6.65 Women I During the week days (Monday-Thursday) Average 4.91 Women I During the week days (Monday-Thursday) Standard deviation 7.01 Women I Weekend (Friday-Sunday) Average 16.61 Women I Weekend (Friday-Sunday) Standard deviation 11.45 Women II Weekly (Monday-Sunday) Average 9.03 Women II Weekly (Monday-Sunday) Standard deviation 6.48 Women II During the week days (Monday-Thursday) Average 4.33 Women II During the week days (Monday-Thursday) Standard deviation 6.66 Women II Weekend (Friday-Sunday) Average 15.29 Women II Weekend (Friday-Sunday) Standard deviation 10.28 Women III Weekly (Monday-Sunday) Average 9.54 Women III Weekly (Monday-Sunday) Standard deviation 7.44 Women III During the week days (Monday-Thursday) Average 4.75 Women III During the week days (Monday-Thursday) Standard deviation 7.19 Women III Weekend (Friday-Sunday) Average 15.94 Women III Weekend (Friday-Sunday) Standard deviation 13.19 Women IV Weekly (Monday-Sunday) Average 8.97 Women IV Weekly (Monday-Sunday) Standard deviation 6.77 Women IV During the week days (Monday-Thursday) Average 5.05 Women IV During the week days (Monday-Thursday) Standard deviation 7.01 Women IV Weekend (Friday-Sunday) Average 14.25 Women IV Weekend (Friday-Sunday) Standard deviation 10.91 Women V Weekly (Monday-Sunday) Average 9.40 Women V Weekly (Monday-Sunday) Standard deviation 7.36 Women V During the week days (Monday-Thursday) Average 5.01 Women V During the week days (Monday-Thursday) Standard deviation 7.50 Women V Weekend (Friday-Sunday) Average 15.32 Women V Weekend (Friday-Sunday) Standard deviation 11.84 Women VI Weekly (Monday-Sunday) Average 9.94 Women VI Weekly (Monday-Sunday) Standard deviation 8.48 Women VI During the week days (Monday-Thursday) Average 6.02 Women VI During the week days (Monday-Thursday) Standard deviation 8.82 Women VI Weekend (Friday-Sunday) Average 15.25 Women VI Weekend (Friday-Sunday) Standard deviation 11.85 Women No data recorded Weekly (Monday-Sunday) Average 10.26 Women No data recorded Weekly (Monday-Sunday) Standard deviation 8.13 Women No data recorded During the week days (Monday-Thursday) Average 4.74 Women No data recorded During the week days (Monday-Thursday) Standard deviation 5.89 Women No data recorded Weekend (Friday-Sunday) Average 17.72 Women No data recorded Weekend (Friday-Sunday) Standard deviation 17.73