Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years economic activity 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; Employed Total;100.00;21.23;18.79;56.81;3.18; Self-employed workers;100.00;15.00;21.53;59.28;4.19; Total employed/employees;100.00;22.25;18.10;56.65;3.01; Permanent employed/employee;100.00;16.80;20.26;59.68;3.25; Temporary employed/employee;100.00;30.53;14.81;52.03;2.63; Employed another situation;100.00;27.07;20.05;50.54;2.35; Unemployed in searching for a job.;100.00;26.20;16.20;55.12;2.48; Students;100.00;65.80;5.48;28.54;0.18; Housework;100.00;13.65;18.21;62.78;5.36; Retired persons, pensioners;100.00;33.33;37.64;27.40;1.62; Another situation;100.00;24.51;22.15;52.21;1.14; Notes: Source: National Statistics Institute