Encuesta de Fecundidad Charac. married couples or couples and expos. risk of preg. Fem.15-49 years Females between 15 and 49 years size of municipality of residence marital status. Units: Relative figures ;Total;Single;Married;Widows;Separated or divorced; Total;100.00;43.82;51.62;0.88;3.68; Up to 10,000 inhabitants;100.00;39.30;57.01;1.05;2.63; From 10,001 to 50,000 inhabitants;100.00;37.70;57.42;0.92;3.96; From 50,001 to 500,000 inhabitants;100.00;46.67;48.45;0.90;3.99; More than 500,000 inhabitants;100.00;51.86;43.62;0.55;3.97; Notes: Source: National Statistics Institute