Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years, use or have used contraceptions size of municipality of residence 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 Up to 10,000 inhabitants 100 51,86 33,9 14,24 From 10,001 to 50,000 inhabitants 100 43,02 38,08 18,9 From 50,001 to 500,000 inhabitants 100 48,91 33,87 17,21 More than 500,000 inhabitants 100 52,11 26,94 20,95 Notas: Fuente: National Statistics Institute