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