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