Encuesta de Fecundidad Charac. married couples or couples and expos. risk of preg. Fem.15-49 years Females between 15 and 49 years level of studies cohabitation situation. Units: Absolute figures ,Total,With spouse,With stable partner in the household,With stable partner out of household,With occasional relations,Another situation, Total,10,165,237,5,247,338,386,866,1,617,623,419,345,2,494,064, Illiterate,29,627,14,358,6,243,..,1,488,7,537, Without studies,191,792,156,306,11,955,1,037,5,697,16,797, Primary education and second grade, GBE or first year of GCSE,4,774,814,2,964,194,193,459,415,884,120,109,1,081,167, Secondary Education and Post-secondary non-higher,1,957,740,628,741,63,131,487,940,119,017,658,911, 1º, 2º and intermediate technical-professional studies,1,615,916,753,194,55,264,377,772,78,513,351,173, Higher level technical-professional studies,38,349,9,875,5,709,18,949,..,3,817, First year of tertiary education,632,679,320,274,22,148,110,060,28,014,152,183, Tertiary education, university graduates and doctors,924,320,400,396,28,957,205,982,66,506,222,480, Notes: Source: National Statistics Institute