Encuesta de Fecundidad Characteristics marriages / couples and exposure to pregnancy risk. Women 15-49 years Females between 15 and 49 years occupational history 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; Previously worked sometime;100;58,38;4,67;15,06;3,72;18,17; Have never worked;100;30,6;1,11;18,58;5,38;44,35; Notas: Fuente: National Statistics Institute