Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years, use contraceptions currently use of contraceptions cohabitation situation. Unidades: relative figures Total With spouse With stable partner in the household With stable partner out of household With occasional relations Another situation Total 100 65,96 5,31 19,97 4,5 4,26 Uses at least one inefficient method, but any efficient method 100 83,03 5,77 6,26 4,66 0,28 Uses at least one efficient method 100 64,96 5,28 20,77 4,49 4,49 Uses pill 100 52,32 8,44 30,41 2,93 5,9 Uses IUD 100 82,12 9,02 2,44 1,71 4,71 Uses diaphragm, cap, vaginal sponge 100 58,85 21,62 10,4 5,14 4 Uses abstinence 100 40,73 2,71 24,79 8,73 23,04 Uses condom 100 56,71 4,41 27,91 7,45 3,52 Uses cycle and basal body temperature 100 91,83 1,38 5,9 .. 0,88 Uses withdrawal 100 75,03 4,81 16,36 3,07 0,73 Uses vaginal wash 100 33 .. 40,85 25,08 1,07 Uses spermicides 100 61,94 8,39 15,32 12,98 1,37 Uses long breastfeeding 100 100 .. .. .. .. Uses injection 100 77,18 7,74 4,61 6,11 4,35 Uses the morning after pill 100 68,35 .. .. 24,96 6,69 Uses sterilization 100 90,84 3,3 1,03 0,36 4,47 Uses vasectomy 100 97,19 2,11 0,62 .. 0,08 Uses other methods 100 92,05 4,29 2 1,66 .. Notas: Fuente: National Statistics Institute