Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years knowledge of contraceptions marital status. Units: absolute figures ;Total;Single;Married;Widows;Separated or divorced; Total;10,165,237;4,454,390;5,247,338;89,042;374,467; Does not know any method;91,110;58,590;32,520;..;..; Knows at least one inefficient method, but any efficient method;1,911;1,273;638;..;..; Knows at least one efficient method;10,072,216;4,394,527;5,214,181;89,042;374,467; Knows pill;9,978,426;4,360,197;5,158,582;87,517;372,131; Knows IUD;9,188,162;3,898,427;4,860,989;80,195;348,552; Knows diaphragm, cap, vaginal sponge;7,840,353;3,446,025;4,038,950;55,448;299,930; Knows abstinence;8,149,443;3,388,570;4,366,452;77,045;317,376; Knows condom;9,947,746;4,344,186;5,149,904;86,698;366,958; Knows cycle and basal body temperature;5,880,425;2,143,854;3,437,738;37,501;261,332; Knows withdrawal;8,306,445;3,362,433;4,536,481;72,541;334,990; Knows vaginal wash;5,953,683;2,430,786;3,232,413;43,526;246,958; Knows spermicides;6,415,894;2,886,617;3,240,400;45,255;243,621; Knows long breastfeeding;4,593,910;1,417,011;2,925,689;42,702;208,508; Knows injection;5,255,716;1,964,891;2,999,532;52,775;238,518; Knows the morning after pill;6,930,940;3,436,048;3,210,091;43,691;241,110; Knows sterilization;9,461,088;4,110,685;4,918,360;79,921;352,122; Knows vasectomy;9,345,892;4,042,937;4,874,205;81,306;347,442; Knows other methods;803,867;328,876;449,995;3,135;21,862; Notes: Source: National Statistics Institute