Encuesta de Fecundidad
Knowledge and use of contraceptions. Fem. between 15-49
Females between 15 and 49 years, with less of two live births  knowledge of contraceptions  age actual (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;45 to 49 years;
Total;100;14,01;20,82;22,8;18,25;11;7,99;5,13;
Does not know any method;100;11,9;16,67;21,43;7,14;11,9;16,67;14,29;
Knows at least one inefficient method, but any efficient method;100;..;100;..;..;..;..;..;
Knows at least one efficient method;100;14,03;20,84;22,82;18,36;10,99;7,91;5,05;
Knows pill;100;20,72;25,03;22,8;14,8;8,08;5,4;3,15;
Knows IUD;100;18,37;25,36;23,62;15,41;8,51;5,67;3,07;
Knows diaphragm, cap, vaginal sponge;100;18,83;25,3;23,12;15,87;8,35;5,59;2,93;
Knows abstinence;100;16,99;24,71;24,39;15,87;8,62;6,02;3,39;
Knows condom;100;20,81;25,04;22,97;14,72;7,97;5,41;3,09;
Knows cycle and basal body temperature;100;12,38;21,1;25,05;19,52;10,52;7,49;3,95;
Knows withdrawal;100;15,97;24,48;24,79;16,49;9;6,04;3,24;
Knows vaginal wash;100;17,2;23,59;22,23;17,26;9,69;6,3;3,73;
Knows spermicides;100;18,33;25,44;23,52;16,02;8,19;5,55;2,95;
Knows long breastfeeding;100;9,43;19,58;25,03;21,21;11,69;8,29;4,76;
Knows injection;100;15,72;21,01;24,27;17,65;10,07;7,5;3,78;
Knows the morning after pill;100;20,97;26,48;23,24;14,74;7,27;4,84;2,46;
Knows sterilization;100;20,22;25,2;22,98;14,9;8,07;5,56;3,07;
Knows vasectomy;100;19,61;25,45;23,25;15,03;8,03;5,53;3,1;
Knows other methods;100;14,48;19,57;25,32;16,92;11,08;8,36;4,28;
Notas:
Fuente: National Statistics Institute