Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years cohabitation situation contraceptive practices. Units: relative figures Total Never has used method Has used before, but not currently Currently use one efficient method Currently use one inefficient method Total 100.00 27.44 16.28 53.17 3.11 With spouse 100.00 8.82 19.26 66.91 5.01 With stable partner in the household 100.00 5.43 16.10 73.75 4.72 With stable partner out of household 100.00 25.23 4.14 69.40 1.22 With occasional relations 100.00 27.73 10.83 57.92 3.52 Another situation 100.00 71.40 18.83 9.74 0.04 Notes: Source: National Statistics Institute