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