Environment. Absolute figures Average number of weekly hours dedicated to household chores, by sex and nationality. Average and standard deviation. Population aged 16 years old and over that carries out household chores Units: average and standard deviation Average Standard deviation BOTH SEXES Total 24.10 16.74 Spanish 24.73 16.97 Foreign 20.09 14.58 No data recorded 30.36 13.68 MALES Total 15.06 11.21 Spanish 15.36 11.61 Foreign 13.49 8.74 No data recorded 27.81 7.14 FEMALES Total 27.87 17.22 Spanish 28.47 17.33 Foreign 23.69 15.81 No data recorded 31.20 15.13 Notes: 1) Population aged 16 years old and over that carries out household chores The symbol '.' shall be deemed as data which cannot be provided since it may be affected by sampling errors. The symbol '..' shall be deemed as data which is not collected. The symbol '...' shall be deemed as an 'error of division by zero'. Source: Ministry of Health and Consumption and INE