National tables. Lifestyles: nights out. Percentages Persons 18 to 49 years by sex, number of nights out 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 38.77 19.60 10.29 12.13 6.81 At least 1 a month 100.00 13.26 41.13 17.22 11.00 12.34 5.05 Less than 1 a month 100.00 10.67 34.07 24.36 8.86 11.72 10.32 Males Total 100.00 10.57 43.88 15.00 9.91 13.33 7.31 At least 1 a month 100.00 11.04 45.42 13.42 10.64 13.51 5.97 Less than 1 a month 100.00 9.33 39.83 19.14 8.03 12.84 10.83 Females Total 100.00 14.27 33.55 24.32 10.67 10.91 6.29 At least 1 a month 100.00 15.95 35.90 21.85 11.44 10.92 3.93 Less than 1 a month 100.00 11.65 29.90 28.14 9.46 10.91 9.95 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