National tables. Lifestyles: nights out. Values Males 18 to 49 who have used a prostitute at some time in their life by number of nights out in the last 12 months and use of condom in last relationship with a prostitute Units: thousands of persons Total Yes No Don't remember Total 2,687.8 2,294.5 324.7 68.6 At least 1 a month 1,978.4 1,751.1 186.8 40.5 Less than 1 a month 699.9 533.9 137.8 28.2 No data recorded 9.5 9.5 0.0 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