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.
Units: relative figures

;Total;None;One;Two;Three;Four;Five and more;
Total;100.00;60.56;9.32;18.99;8.64;1.32;1.16;
Catholic;100.00;52.03;13.68;26.05;6.53;..;1.71;
Practicing catholic;100.00;56.85;12.42;20.90;7.40;..;2.44;
Non practicing catholic;100.00;40.86;16.61;38.02;4.52;..;..;
Protestant;..;..;..;..;..;..;..;
Moslem;100.00;31.45;..;4.98;..;63.58;..;
Other religions;..;..;..;..;..;..;..;
Have owner beliefs;100.00;87.36;..;..;12.64;..;..;
Non-believer;..;..;..;..;..;..;..;
Does not know/ Does not answer;100.00;75.72;..;8.43;15.84;..;..;
Notes:
Source: National Statistics Institute