National tables. Lifestyles: nights spent away from home. Values Persons who have had sexual rel. with casual partners in the last year by no. of nights spent away from home because of work/studies in the last 12 months and sex Units: thousands of persons Both sexes Males Females Total 3,006.5 2,298.2 708.4 At least 1 a month 796.7 657.9 138.9 Less than 1 a month 2,197.5 1,629.8 567.7 No data recorded 12.3 10.5 1.8 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