National tables: studies, age and sex. Percentages Persons who have had sexual relationships with new partners in the last year by sex, studies and use of condom in first sexual relationship with the last new partner. Units: percentages ;Total;Yes;No; Both sexes; Total;100.00;72.11;27.89; Lower than secondary education;100.00;68.86;31.14; Secondary education;100.00;73.54;26.46; University;100.00;74.70;25.30; Males; Total;100.00;72.40;27.60; Lower than secondary education;100.00;69.00;31.00; Secondary education;100.00;74.60;25.40; University;100.00;74.73;25.27; Females; Total;100.00;71.51;28.49; Lower than secondary education;100.00;68.45;31.55; Secondary education;100.00;71.53;28.47; University;100.00;74.64;25.36; Notes: 1) 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