Encuesta de Fecundidad Knowledge and use of contraceptions. Fem. between 15-49 Females between 15 and 49 years economic activity contraceptive practices. Unidades: 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 27,44 16,28 53,17 3,11 Employed Total 100 21,23 18,79 56,81 3,18 Self-employed workers 100 15 21,53 59,28 4,19 Total employed/employees 100 22,25 18,1 56,65 3,01 Permanent employed/employee 100 16,8 20,26 59,68 3,25 Temporary employed/employee 100 30,53 14,81 52,03 2,63 Employed another situation 100 27,07 20,05 50,54 2,35 Unemployed in searching for a job. 100 26,2 16,2 55,12 2,48 Students 100 65,8 5,48 28,54 0,18 Housework 100 13,65 18,21 62,78 5,36 Retired persons, pensioners 100 33,33 37,64 27,4 1,62 Another situation 100 24,51 22,15 52,21 1,14 Notas: Fuente: National Statistics Institute