Encuesta de Fecundidad Preferences and motivations in terms of size of the family. Females, between 15-49 years. Females risk of pregnancy or pregnant, with two o more live children level of studies intention future birth Units: Relative figures Total Intend to Do not intend to Total 100.00 6.71 93.29 Illiterate 100.00 35.30 64.70 Without studies 100.00 0.72 99.28 Primary education and second grade, GBE or first year of GCSE 100.00 5.54 94.46 Secondary Education and Post-secondary non-higher 100.00 5.63 94.37 1º, 2º and intermediate technical-professional studies 100.00 6.75 93.25 Higher level technical-professional studies 100.00 .. 100.00 First year of tertiary education 100.00 11.39 88.61 Tertiary education, university graduates and doctors 100.00 17.48 82.52 Notes: Source: National Statistics Institute