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