Encuesta de Fecundidad Characteristics marriages / couples and exposure to pregnancy risk. Women 15-49 years Females married sometime or with a partner, who 1st marriage or rel. finished occupational history duration of 1st marriage relation (years). Unidades: Relative figures ;Total;Under 5 years old;From 5 to 9 years old;From 10 to 14 years old;From 15 to 19 years old;20 years old and over; Total;100;88,36;6,2;3,27;2,11;0,05; Previously worked sometime;100;87,58;6,37;3,62;2,37;0,06; Have never worked;100;93,02;5,2;1,22;0,56;..; Notas: Fuente: National Statistics Institute