National tables. Lifestyles: nights spent away from home. Values Persons 18 to 49 years by sex, no. of nights spent away from home becuase of work/studies in the last 12 months and preferred source of sexual information Units: thousands of persons ;Total;Old parents or relatives;Siblings or friends;Partner;Professionals;Various support;No data recorded; Both sexes; Total;20,759.6;10,771.8;2,568.9;1,033.9;5,225.5;703.6;456.0; At least 1 a month;3,397.9;1,534.3;588.8;178.6;882.4;130.3;83.3; Less than 1 a month;17,246.1;9,191.6;1,960.6;843.1;4,322.5;567.2;361.1; No data recorded;115.7;45.8;19.4;12.2;20.6;6.1;11.5; Males; Total;10,532.1;4,854.9;1,656.9;580.2;2,769.8;376.4;293.9; At least 1 a month;2,279.2;976.4;408.2;140.9;604.7;82.9;66.0; Less than 1 a month;8,193.6;3,860.4;1,233.0;428.9;2,155.3;293.5;222.4; No data recorded;59.4;18.0;15.7;10.4;9.8;0.0;5.5; Females; Total;10,227.5;5,916.9;911.9;453.7;2,455.7;327.2;162.0; At least 1 a month;1,118.7;557.9;180.6;37.7;277.7;47.4;17.3; Less than 1 a month;9,052.5;5,331.2;727.5;414.2;2,167.2;273.7;138.7; No data recorded;56.3;27.8;3.7;1.8;10.8;6.1;6.0; 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