Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years knowledge of contraceptions level of studies. Units: absolute figures ,Total,Illiterate,Without studies,Primary education and second grade, GBE or first year of GCSE,Secondary Education and Post-secondary non-higher,1º, 2º and intermediate technical-professional studies,Higher level technical-professional studies,First year of tertiary education,Tertiary education, university graduates and doctors, Total,10,165,237,29,627,191,792,4,774,814,1,957,740,1,615,916,38,349,632,679,924,320, Does not know any method,91,110,4,069,2,504,61,124,5,594,11,991,..,5,828,.., Knows at least one inefficient method, but any efficient method,1,911,..,..,638,1,273,..,..,..,.., Knows at least one efficient method,10,072,216,25,558,189,288,4,713,052,1,950,873,1,603,925,38,349,626,852,924,320, Knows pill,9,978,426,18,491,179,290,4,644,900,1,947,950,1,599,415,38,349,626,852,923,179, Knows IUD,9,188,162,7,817,131,453,4,147,036,1,841,141,1,506,072,38,349,617,816,898,478, Knows diaphragm, cap, vaginal sponge,7,840,353,2,360,71,743,3,282,285,1,698,815,1,322,530,29,221,585,756,847,643, Knows abstinence,8,149,443,13,386,115,196,3,449,395,1,726,989,1,339,717,31,283,585,754,887,723, Knows condom,9,947,746,22,301,184,364,4,625,062,1,940,661,1,588,191,38,349,625,141,923,677, Knows cycle and basal body temperature,5,880,425,783,41,825,2,246,743,1,265,609,1,013,728,25,844,529,442,756,452, Knows withdrawal,8,306,445,13,479,129,476,3,584,879,1,686,333,1,388,522,32,643,588,341,882,771, Knows vaginal wash,5,953,683,2,444,50,897,2,371,585,1,236,966,1,041,421,18,119,503,924,728,328, Knows spermicides,6,415,894,2,363,43,323,2,436,960,1,452,573,1,153,359,24,061,531,274,771,981, Knows long breastfeeding,4,593,910,7,208,55,901,1,861,796,867,530,812,361,18,684,402,391,568,039, Knows injection,5,255,716,3,602,68,125,2,317,795,974,731,888,320,20,651,426,115,556,377, Knows the morning after pill,6,930,940,3,178,52,553,2,684,120,1,574,694,1,229,074,25,523,540,432,821,366, Knows sterilization,9,461,088,13,751,150,901,4,345,105,1,859,479,1,537,487,35,632,615,255,903,478, Knows vasectomy,9,345,892,11,332,141,617,4,262,927,1,863,672,1,522,278,35,632,612,772,895,662, Knows other methods,803,867,588,5,729,281,325,154,173,149,478,1,529,88,118,122,927, Notes: Source: National Statistics Institute