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 size of municipality of residence duration of 1st marriage or with a partner (years). Unidades: Absolute 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,1.318.037,1.164.654,81.729,43.158,27.815,680, Up to 10,000 inhabitants,199.404,175.679,12.688,9.186,1.850,.., From 10,001 to 50,000 inhabitants,311.221,266.091,25.534,12.354,7.242,.., From 50,001 to 500,000 inhabitants,557.119,495.486,35.106,12.145,13.701,680, More than 500,000 inhabitants,250.293,227.397,8.401,9.472,5.022,.., Notas: Fuente: National Statistics Institute