National tables: age and sex. Values Persons 18 to 49 years that have had sexual relationships at some time in their life by sex, age group and use of condom in last sexual relationship. Units: Thousands of persons ,Total,Yes,No,Don't remember, Both sexes, Total,19,524.0,8,926.1,10,414.4,183.5, From 18 to 29 years of age,6,746.8,4,220.3,2,468.2,58.4, From 30 to 39 years of age,6,851.4,2,853.4,3,941.8,56.2, From 40 to 49 years of age,5,925.8,1,852.4,4,004.4,68.9, Males, Total,9,967.8,4,918.5,4,976.7,72.6, From 18 to 29 years of age,3,516.4,2,334.7,1,149.7,32.0, From 30 to 39 years of age,3,493.0,1,555.7,1,914.2,23.1, From 40 to 49 years of age,2,958.3,1,028.0,1,912.8,17.5, Females, Total,9,556.2,4,007.6,5,437.7,110.8, From 18 to 29 years of age,3,230.4,1,885.6,1,318.4,26.4, From 30 to 39 years of age,3,358.4,1,297.6,2,027.7,33.1, From 40 to 49 years of age,2,967.4,824.4,2,091.6,51.4, 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