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