Encuesta de Fecundidad Characteristics marriages / couples and exposure to pregnancy risk. Women 15-49 years Females between 15 and 49 years size of municipality of residence actual age (years). Unidades: Relative figures ;Total;From 15 to 19 years old;From 20 to 24 years old;From 25 to 29 years old;From 30 to 34 years old;From 35 to 39 years old;From 40 to 44 years old;From 45 to 49 years old; Total;100;13,03;15,65;15,86;15,56;14,7;13,22;11,97; Up to 10,000 inhabitants;100;11,74;13,27;16,31;18,62;15,97;13,27;10,82; From 10,001 to 50,000 inhabitants;100;12;14,01;16,99;17;14,85;12,73;12,42; From 50,001 to 500,000 inhabitants;100;14,38;16,36;14,86;14,32;14,68;13,12;12,28; More than 500,000 inhabitants;100;13,16;19,39;15,9;12,41;12,97;14,05;12,12; Notas: Fuente: National Statistics Institute