Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years, use contraceptions currently use of contraceptions marital status. Unidades: relative figures Total Single Married Widows Separated or divorced Total 100 30,61 65,96 0,4 3,02 Uses at least one inefficient method, but any efficient method 100 14,38 83,03 1,53 1,06 Uses at least one efficient method 100 31,56 64,96 0,34 3,14 Uses pill 100 44,05 52,32 0,21 3,42 Uses IUD 100 10,2 82,12 0,82 6,86 Uses diaphragm, cap, vaginal sponge 100 41,15 58,85 .. .. Uses abstinence 100 54,26 40,73 .. 5 Uses condom 100 41,24 56,71 0,1 1,95 Uses cycle and basal body temperature 100 8,17 91,83 .. .. Uses withdrawal 100 22,17 75,03 1,07 1,73 Uses vaginal wash 100 67 33 .. .. Uses spermicides 100 34,51 61,94 .. 3,55 Uses long breastfeeding 100 .. 100 .. .. Uses injection 100 22,82 77,18 .. .. Uses the morning after pill 100 31,65 68,35 .. .. Uses sterilization 100 1,33 90,84 1,45 6,38 Uses vasectomy 100 1,91 97,19 0,15 0,76 Uses other methods 100 7,95 92,05 .. .. Notas: Fuente: National Statistics Institute