Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years, use or have used contraceptions actual age (years) medical advice for use of contraceptions. Unidades: relative figures ;Total;Does not visit a medical center;Visits a public center;Visits a private center; Total;100;48,63;33,74;17,63; From 15 to 19 years old;100;75,43;19,24;5,33; From 20 to 24 years old;100;62,9;28,08;9,02; From 25 to 29 years old;100;50,77;32,86;16,36; From 30 to 34 years old;100;40,21;41,13;18,66; From 35 to 39 years old;100;41,74;36,84;21,41; From 40 to 44 years old;100;44,47;33,27;22,27; 45 to 49 years;100;51,32;30,01;18,68; Notas: Fuente: National Statistics Institute