Encuesta de Fecundidad Characteristics marriages / couples and exposure to pregnancy risk. Women 15-49 years Females between 15 and 49 years by marital status and situation relative torisk of pregnancy. Unidades: Relative figures ;Total;Currently pregnant;Non pregnant, female sterilized;Non pregnant, male sterilized;Non pregnant, female sterile;Non pregnant, female exposed to risk of pregnancy; Total;100;2,17;4,9;4,91;3,12;84,91; Single;100;0,55;0,18;0,21;0,31;98,75; Married;100;3,7;8,7;9,24;5,29;73,08; Widows;100;..;9,1;0,86;3,02;87,02; Separated or divorced;100;0,45;6,86;1,04;6,08;85,57; Notas: Fuente: National Statistics Institute