Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years AC of residence contraceptive practices. Units: relative figures ,Total,Never has used method,Has used before, but not currently,Currently use one efficient method,Currently use one inefficient method, Total,100.00,27.44,16.28,53.17,3.11, Andalucía,100.00,28.64,16.05,50.29,5.02, Aragón,100.00,31.15,17.37,50.27,1.20, Asturias (Principado de),100.00,27.33,15.58,54.37,2.73, Balears (Illes),100.00,19.76,24.51,53.59,2.13, Canarias,100.00,22.41,16.39,57.14,4.06, Cantabria,100.00,33.98,14.86,50.24,0.92, Castilla y León,100.00,30.84,14.99,52.55,1.62, Castilla-La Mancha,100.00,35.56,13.95,47.35,3.14, Cataluña,100.00,23.59,16.52,55.93,3.96, Comunidad Valenciana,100.00,25.69,15.89,55.63,2.79, Extremadura,100.00,23.94,9.90,61.47,4.68, Galicia,100.00,26.74,17.63,53.54,2.09, Madrid (Comunidad de),100.00,28.77,15.97,52.91,2.36, Murcia (Región de),100.00,32.25,17.22,46.74,3.80, Navarra (Comunidad Foral de),100.00,29.74,20.21,49.60,0.46, País Vasco,100.00,27.30,17.84,54.29,0.56, Rioja (La),100.00,26.87,17.37,54.77,1.00, Ceuta,100.00,21.92,18.91,57.30,1.87, Melilla,100.00,23.60,21.05,53.79,1.56, Notes: Source: National Statistics Institute