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: vertical relative 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,100.00,100.00,100.00,100.00,100.00,100.00,100.00,100.00,100.00, Does not know any method,0.83,20.00,1.24,0.97,0.51,0.74,..,0.88,.., Knows at least one inefficient method, but any efficient method,0.03,..,..,0.03,0.07,..,..,..,.., Knows at least one efficient method,99.15,80.00,98.76,99.01,99.41,99.26,100.00,99.12,100.00, Knows pill,99.05,72.35,94.72,98.54,99.79,99.72,100.00,100.00,99.88, Knows IUD,91.21,30.58,69.45,87.98,94.31,93.90,100.00,98.56,97.20, Knows diaphragm, cap, vaginal sponge,77.83,9.24,37.90,69.63,87.02,82.46,76.20,93.44,91.70, Knows abstinence,80.89,52.38,60.86,73.18,88.47,83.53,81.57,93.44,96.04, Knows condom,98.75,87.26,97.40,98.12,99.41,99.02,100.00,99.73,99.93, Knows cycle and basal body temperature,58.37,3.06,22.10,47.66,64.83,63.20,67.39,84.46,81.84, Knows withdrawal,82.45,52.74,68.40,76.05,86.38,86.57,85.12,93.86,95.50, Knows vaginal wash,59.10,9.56,26.89,50.31,63.36,64.93,47.25,80.39,78.80, Knows spermicides,63.69,9.25,22.89,51.70,74.41,71.91,62.74,84.75,83.52, Knows long breastfeeding,45.60,28.20,29.53,39.50,44.44,50.65,48.72,64.19,61.45, Knows injection,52.17,14.09,35.99,49.17,49.93,55.38,53.85,67.98,60.19, Knows the morning after pill,68.80,12.44,27.76,56.94,80.66,76.63,66.55,86.21,88.86, Knows sterilization,93.91,53.80,79.72,92.18,95.25,95.86,92.91,98.15,97.75, Knows vasectomy,92.77,44.34,74.82,90.44,95.47,94.91,92.91,97.75,96.90, Knows other methods,7.98,2.30,3.03,5.97,7.90,9.32,3.99,14.06,13.30, Notes: Source: National Statistics Institute