Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years knowledge of contraceptions marital status. Unidades: absolute figures ,Total,Single,Married,Widows,Separated or divorced, Total,10.165.237,4.454.390,5.247.338,89.042,374.467, Does not know any method,91.110,58.590,32.520,..,.., Knows at least one inefficient method, but any efficient method,1.911,1.273,638,..,.., Knows at least one efficient method,10.072.216,4.394.527,5.214.181,89.042,374.467, Knows pill,9.978.426,4.360.197,5.158.582,87.517,372.131, Knows IUD,9.188.162,3.898.427,4.860.989,80.195,348.552, Knows diaphragm, cap, vaginal sponge,7.840.353,3.446.025,4.038.950,55.448,299.930, Knows abstinence,8.149.443,3.388.570,4.366.452,77.045,317.376, Knows condom,9.947.746,4.344.186,5.149.904,86.698,366.958, Knows cycle and basal body temperature,5.880.425,2.143.854,3.437.738,37.501,261.332, Knows withdrawal,8.306.445,3.362.433,4.536.481,72.541,334.990, Knows vaginal wash,5.953.683,2.430.786,3.232.413,43.526,246.958, Knows spermicides,6.415.894,2.886.617,3.240.400,45.255,243.621, Knows long breastfeeding,4.593.910,1.417.011,2.925.689,42.702,208.508, Knows injection,5.255.716,1.964.891,2.999.532,52.775,238.518, Knows the morning after pill,6.930.940,3.436.048,3.210.091,43.691,241.110, Knows sterilization,9.461.088,4.110.685,4.918.360,79.921,352.122, Knows vasectomy,9.345.892,4.042.937,4.874.205,81.306,347.442, Knows other methods,803.867,328.876,449.995,3.135,21.862, Notas: Fuente: National Statistics Institute