National tables: studies, age and sex. Values Persons who have had sexual relationship with new partners 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 2,656.4 949.0 1,146.4 561.0 From 18 to 29 years of age 1,578.7 522.7 758.1 297.9 From 30 to 39 years of age 770.7 276.4 287.3 207.0 From 40 to 49 years of age 307.0 149.9 101.0 56.1 Males Total 1,807.9 719.1 749.6 339.2 From 18 to 29 years of age 1,041.1 383.8 488.3 168.9 From 30 to 39 years of age 522.9 212.0 184.6 126.3 From 40 to 49 years of age 243.9 123.3 76.6 44.0 Females Total 848.4 229.9 396.8 221.8 From 18 to 29 years of age 537.6 138.9 269.8 129.0 From 30 to 39 years of age 247.8 64.4 102.7 80.8 From 40 to 49 years of age 63.0 26.6 24.3 12.0 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