National tables: studies, age and sex. Values Persons 18 to 49 years who have had more than one sexual partner in the last year by sex, age group and studies. Units: thousands of persons ;Total;Lower than secondary education;Secondary education;University; Both sexes; Total;3,539.7;1,404.7;1,434.6;700.4; From 18 to 29 years of age;1,900.1;699.7;855.8;344.6; From 30 to 39 years of age;1,016.3;382.5;392.7;241.1; From 40 to 49 years of age;623.3;322.5;186.1;114.7; Males; Total;2,361.7;1,018.6;913.3;429.8; From 18 to 29 years of age;1,219.6;491.4;535.9;192.3; From 30 to 39 years of age;706.8;296.6;245.4;164.7; From 40 to 49 years of age;435.4;230.6;132.0;72.8; Females; Total;1,178.0;386.1;521.2;270.7; From 18 to 29 years of age;680.6;208.4;319.9;152.3; From 30 to 39 years of age;309.5;85.9;147.3;76.3; From 40 to 49 years of age;187.9;91.9;54.1;42.0; 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