Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years, married sometime cohabitation situation contraceptive practices. Units: absolute figures Total Never has used method Has used before, but not currently Currently use one efficient method Currently use one inefficient method Total 5,710,847 502,448 1,238,568 3,699,004 270,827 With spouse 5,247,338 462,939 1,010,582 3,511,178 262,639 With stable partner in the household 99,783 3,671 21,296 67,607 7,209 With stable partner out of household 51,398 4,508 11,933 33,979 978 With occasional relations 21,532 .. 3,064 18,467 .. Another situation 290,797 31,331 191,693 67,772 .. Notes: Source: National Statistics Institute