Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years knowledge of contraceptions cohabitation situation. Units: relative figures ,Total,With spouse,With stable partner in the household,With stable partner out of household,With occasional relations,Another situation, Total,100.00,59.54,3.96,12.49,3.66,20.34, Does not know any method,100.00,45.31,3.12,4.69,..,46.87, Knows at least one inefficient method, but any efficient method,100.00,50.00,..,50.00,..,.., Knows at least one efficient method,100.00,59.66,3.97,12.55,3.70,20.12, Knows pill,100.00,51.70,3.79,16.00,4.16,24.35, Knows IUD,100.00,52.90,3.88,16.08,4.09,23.05, Knows diaphragm, cap, vaginal sponge,100.00,51.51,3.80,16.70,4.45,23.54, Knows abstinence,100.00,53.58,3.62,15.63,4.33,22.84, Knows condom,100.00,51.77,3.73,16.12,4.21,24.18, Knows cycle and basal body temperature,100.00,58.46,3.90,13.55,3.97,20.13, Knows withdrawal,100.00,54.61,3.98,15.58,4.06,21.76, Knows vaginal wash,100.00,54.29,3.90,14.99,4.56,22.26, Knows spermicides,100.00,50.51,3.79,17.68,4.67,23.35, Knows long breastfeeding,100.00,63.69,3.95,11.00,3.51,17.85, Knows injection,100.00,57.07,4.60,13.07,4.08,21.18, Knows the morning after pill,100.00,46.32,3.86,18.70,5.12,26.01, Knows sterilization,100.00,51.99,3.78,16.04,4.23,23.97, Knows vasectomy,100.00,52.15,3.82,16.15,4.16,23.72, Knows other methods,100.00,55.98,2.96,11.23,7.74,22.08, Notes: Source: National Statistics Institute