Encuesta de Fecundidad Characteristics marriages / couples and exposure to pregnancy risk. Women 15-49 years Females between 15 and 49 years country of nationality 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,100,51,62,3,81,15,91,4,13,24,54, Spain,100,51,56,3,68,16,07,4,12,24,57, European Union,100,51,94,19,18,3,13,11,26,14,49, Africa,100,51,71,6,24,8,64,1,11,32,29, Central and South of America,100,67,27,16,28,..,3,3,13,14, Other countries,100,45,78,10,51,..,..,43,7, Notas: Fuente: National Statistics Institute