National tables. Lifestyles: alcohol intake. Percentages Persons 18 to 49 years by sex, frequency of alcohol intake in the last 12 months and preferred source of sexual information Units: percentages ;Total;Old parents or relatives;Siblings or friends;Partner;Professionals;Various support; Both sexes; Total;100.00;53.06;12.62;5.09;25.78;3.45; Four or more days a week;100.00;53.34;12.52;5.76;24.33;4.06; One to three days a week;100.00;49.54;15.57;4.37;27.41;3.12; Less than one day a week;100.00;54.37;9.65;4.64;27.84;3.50; Never;100.00;58.26;10.42;6.63;21.06;3.63; Males; Total;100.00;47.41;16.12;5.69;27.13;3.66; Four or more days a week;100.00;52.28;13.73;6.10;23.73;4.16; One to three days a week;100.00;46.29;17.96;5.01;27.69;3.05; Less than one day a week;100.00;45.46;13.19;6.27;31.05;4.03; Never;100.00;46.20;17.42;6.90;24.82;4.66; Females; Total;100.00;58.82;9.05;4.48;24.41;3.24; Four or more days a week;100.00;57.13;8.17;4.54;26.47;3.70; One to three days a week;100.00;54.49;11.93;3.39;26.97;3.21; Less than one day a week;100.00;59.67;7.55;3.67;25.93;3.19; Never;100.00;62.98;7.68;6.52;19.60;3.22; 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