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