National tables: age and sex. Percentages Persons 18 to 49 years by sex, age group and identification of means of transmitting HIV/AIDS. Units: percentages ;Total;Identified correctly;Not identified correctly; Both sexes; Total;100.00;14.30;85.70; From 18 to 29 years of age;100.00;13.07;86.93; From 30 to 39 years of age;100.00;16.44;83.56; From 40 to 49 years of age;100.00;13.39;86.61; Males; Total;100.00;13.28;86.72; From 18 to 29 years of age;100.00;12.11;87.89; From 30 to 39 years of age;100.00;14.42;85.58; From 40 to 49 years of age;100.00;13.46;86.54; Females; Total;100.00;15.36;84.64; From 18 to 29 years of age;100.00;14.07;85.93; From 30 to 39 years of age;100.00;18.54;81.46; From 40 to 49 years of age;100.00;13.33;86.67; 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