Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years, married sometime religious belief 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;8.80;21.69;64.77;4.74; Catholic;100.00;9.27;21.50;64.25;4.98; Practicing catholic;100.00;13.43;22.25;59.02;5.31; Non practicing catholic;100.00;6.09;20.92;68.26;4.73; Protestant;100.00;2.88;30.93;66.19;..; Moslem;100.00;26.66;21.52;46.93;4.90; Other religions;100.00;8.59;22.16;67.75;1.50; Have owner beliefs;100.00;6.31;20.27;66.56;6.85; Non-believer;100.00;0.17;27.80;70.87;1.17; Does not know/ Does not answer;100.00;6.49;21.33;72.18;..; Notes: Source: National Statistics Institute