National tables: age and sex. Values Persons who have had a sexual rel. with casual partners in the last year by sex, age group and use of condom with casual partners. Units: Thousands of persons ;Total;Always;Not always;No data recorded; Both sexes; Total;3,006.5;1,674.2;1,162.2;170.1; From 18 to 29 years of age;1,556.8;922.8;549.5;84.5; From 30 to 39 years of age;919.9;481.9;383.7;54.2; From 40 to 49 years of age;529.9;269.4;229.0;31.4; Males; Total;2,298.2;1,282.7;860.5;155.0; From 18 to 29 years of age;1,149.1;674.8;396.8;77.5; From 30 to 39 years of age;742.1;391.6;298.0;52.5; From 40 to 49 years of age;406.9;216.3;165.6;25.0; Females; Total;708.4;391.5;301.7;15.1; From 18 to 29 years of age;407.7;248.1;152.7;7.0; From 30 to 39 years of age;177.8;90.3;85.7;1.8; From 40 to 49 years of age;122.9;53.2;63.4;6.4; 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