Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years knowledge of contraceptions actual age (years). Units: absolute 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;10,165,237;1,324,269;1,591,015;1,612,647;1,582,180;1,494,625;1,343,937;1,216,564; Does not know any method;91,110;15,661;16,363;10,578;2,931;13,891;14,750;16,935; Knows at least one inefficient method, but no efficient method;1,911;..;1,273;..;..;..;..;638; Knows at least one efficient method;10,072,216;1,308,608;1,573,379;1,602,069;1,579,249;1,480,734;1,329,187;1,198,991; Knows pill;9,978,426;1,289,829;1,571,871;1,586,250;1,571,354;1,474,006;1,316,929;1,168,187; Knows IUD;9,188,162;1,043,741;1,452,912;1,495,000;1,481,536;1,407,852;1,248,518;1,058,603; Knows diaphragm, cap, vaginal sponge;7,840,353;940,663;1,271,776;1,279,237;1,315,392;1,209,391;1,003,951;819,943; Knows abstinence;8,149,443;853,910;1,252,759;1,348,311;1,344,341;1,275,282;1,114,553;960,288; Knows condom;9,947,746;1,290,904;1,567,321;1,591,770;1,558,104;1,461,355;1,303,510;1,174,782; Knows cycle and basal body temperature;5,880,425;434,607;747,582;958,147;1,105,793;1,047,786;876,501;710,010; Knows withdrawal;8,306,445;810,514;1,252,431;1,385,707;1,396,646;1,330,866;1,164,594;965,687; Knows vaginal wash;5,953,683;629,924;872,002;887,074;1,011,808;1,011,179;840,067;701,629; Knows spermicides;6,415,894;768,803;1,075,974;1,065,484;1,096,296;1,007,122;794,599;607,617; Knows long breastfeeding;4,593,910;234,452;490,666;709,176;891,421;892,077;740,382;635,735; Knows injection;5,255,716;492,450;667,637;855,206;936,882;919,456;781,910;602,175; Knows the morning after pill;6,930,940;1,001,310;1,271,374;1,195,064;1,108,316;959,901;790,942;604,033; Knows sterilization;9,461,088;1,192,777;1,499,193;1,509,712;1,484,179;1,405,709;1,265,052;1,104,466; Knows vasectomy;9,345,892;1,140,609;1,491,175;1,504,850;1,486,792;1,396,180;1,252,117;1,074,169; Knows other methods;803,867;73,833;102,449;137,213;138,851;136,339;129,523;85,660; Notes: Source: National Statistics Institute