National tables. Lifestyles: nights out. Percentages Persons 18 to 49 years by sex, number of nights out in the last 12 months and specific taking of HIV/AIDS test. Units: percentages Total Sometime Never Both sexes Total 100.00 21.42 78.58 At least 1 a month 100.00 18.22 81.78 Less than 1 a month 100.00 27.79 72.21 Males Total 100.00 18.61 81.39 At least 1 a month 100.00 17.62 82.38 Less than 1 a month 100.00 21.15 78.85 Females Total 100.00 24.32 75.68 At least 1 a month 100.00 18.96 81.04 Less than 1 a month 100.00 32.66 67.34 Notes: 1) Only includes specific HIV/AIDS tests 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