National tables. Lifestyles: number of nights spent away from home. Percentages Persons 18 to 49 years by sex, no. of nights spent away from home becuase of work/studies in the last 12 months and main source of sexual information Units: percentages Total Old parents or relatives Siblings or friends Partner Professionals Various support Nobody Both sexes Total 100.00 12.40 38.84 19.61 10.28 12.08 6.78 At least 1 a month 100.00 13.54 42.38 15.79 10.29 12.44 5.57 Less than 1 a month 100.00 12.18 38.14 20.37 10.28 12.01 7.02 Males Total 100.00 10.58 43.97 15.02 9.92 13.21 7.30 At least 1 a month 100.00 11.93 44.65 15.04 9.48 12.25 6.65 Less than 1 a month 100.00 10.20 43.78 15.02 10.04 13.48 7.48 Females Total 100.00 14.27 33.60 24.31 10.65 10.93 6.24 At least 1 a month 100.00 16.80 37.78 17.33 11.91 12.82 3.37 Less than 1 a month 100.00 13.96 33.08 25.18 10.49 10.70 6.60 Notes: Data corresponding to cells with less than 45,000 persons must be used with caution, because they may be affected by high sample errors. Source: National Statistics Institute