National tables. Lifestyles: nights out. Values Males 18 to 49 years who have had sexual relationships in the last year by number of nights out in the last 12 months and use of a prostitute in the last year Units: thousands of persons Total Yes No No data recorded Total 9,125.5 606.6 8,429.8 89.1 At least 1 a month 6,611.5 505.7 6,058.1 47.7 Less than 1 a month 2,487.1 101.0 2,344.8 41.4 No data recorded 26.9 0.0 26.9 0.0 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