National tables. Lifestyles: nights out. Values Persons who have had sexual relationships with new partners in the last year by number of nights out in the last 12 months and sex Units: thousands of persons ,Both sexes,Males,Females, Total,2,656.4,1,807.9,848.4, At least 1 a month,2,318.9,1,599.7,719.2, Less than 1 a month,329.0,205.2,123.8, No data recorded,8.5,3.0,5.4, 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