Encuesta de Fecundidad
Knowledge and use of contraceptions. Fem. between 15-49
Females between 15 and 49 years,   non knowledge of contraceptions  religious belief  number of live births. 
Unidades: relative figures

,Total,None,One,Two,Three,Four,Five and more,
Total,100,60,56,9,32,18,99,8,64,1,32,1,16,
Catholic,100,52,03,13,68,26,05,6,53,..,1,71,
Practicing catholic,100,56,85,12,42,20,9,7,4,..,2,44,
Non practicing catholic,100,40,86,16,61,38,02,4,52,..,..,
Protestant,..,..,..,..,..,..,..,
Moslem,100,31,45,..,4,98,..,63,58,..,
Other religions,..,..,..,..,..,..,..,
Have owner beliefs,100,87,36,..,..,12,64,..,..,
Non-believer,..,..,..,..,..,..,..,
Does not know/ Does not answer,100,75,72,..,8,43,15,84,..,..,
Notas:
Fuente: National Statistics Institute