Level of studies;Duration of open interval between births (months);Total Total;Total;5.212.113 Total;From 0 to 7 months;1.211.340 Total;From 8 to 11 months;93.514 Total;From 12 to 23 months;345.294 Total;From 24 to 35 months;313.324 Total;From 36 to 47 months;273.922 Total;From 48 to 59 months;212.189 Total;60 and over;2.762.530 Total;Average;92,18 Illiterate;Total;13.498 Illiterate;From 0 to 7 months;1.819 Illiterate;From 8 to 11 months;538 Illiterate;From 12 to 23 months;1.069 Illiterate;From 24 to 35 months;588 Illiterate;From 36 to 47 months;151 Illiterate;From 48 to 59 months;.. Illiterate;60 and over;9.334 Illiterate;Average;117,34 Without studies;Total;150.991 Without studies;From 0 to 7 months;34.466 Without studies;From 8 to 11 months;745 Without studies;From 12 to 23 months;3.279 Without studies;From 24 to 35 months;1.260 Without studies;From 36 to 47 months;3.807 Without studies;From 48 to 59 months;2.422 Without studies;60 and over;105.012 Without studies;Average;129,94 Primary education and second grade, GBE or first year of GCSE;Total;2.951.686 Primary education and second grade, GBE or first year of GCSE;From 0 to 7 months;706.048 Primary education and second grade, GBE or first year of GCSE;From 8 to 11 months;33.590 Primary education and second grade, GBE or first year of GCSE;From 12 to 23 months;154.682 Primary education and second grade, GBE or first year of GCSE;From 24 to 35 months;148.549 Primary education and second grade, GBE or first year of GCSE;From 36 to 47 months;144.085 Primary education and second grade, GBE or first year of GCSE;From 48 to 59 months;73.797 Primary education and second grade, GBE or first year of GCSE;60 and over;1.690.935 Primary education and second grade, GBE or first year of GCSE;Average;100,36 Secondary Education and Post-secondary non-higher;Total;647.866 Secondary Education and Post-secondary non-higher;From 0 to 7 months;106.528 Secondary Education and Post-secondary non-higher;From 8 to 11 months;12.783 Secondary Education and Post-secondary non-higher;From 12 to 23 months;59.629 Secondary Education and Post-secondary non-higher;From 24 to 35 months;52.639 Secondary Education and Post-secondary non-higher;From 36 to 47 months;35.128 Secondary Education and Post-secondary non-higher;From 48 to 59 months;34.658 Secondary Education and Post-secondary non-higher;60 and over;346.501 Secondary Education and Post-secondary non-higher;Average;91,57 1º, 2º and intermediate technical-professional studies;Total;756.736 1º, 2º and intermediate technical-professional studies;From 0 to 7 months;206.586 1º, 2º and intermediate technical-professional studies;From 8 to 11 months;20.816 1º, 2º and intermediate technical-professional studies;From 12 to 23 months;58.373 1º, 2º and intermediate technical-professional studies;From 24 to 35 months;55.861 1º, 2º and intermediate technical-professional studies;From 36 to 47 months;53.938 1º, 2º and intermediate technical-professional studies;From 48 to 59 months;60.961 1º, 2º and intermediate technical-professional studies;60 and over;300.201 1º, 2º and intermediate technical-professional studies;Average;69,17 Higher level technical-professional studies;Total;9.577 Higher level technical-professional studies;From 0 to 7 months;1.339 Higher level technical-professional studies;From 8 to 11 months;.. Higher level technical-professional studies;From 12 to 23 months;2.204 Higher level technical-professional studies;From 24 to 35 months;.. Higher level technical-professional studies;From 36 to 47 months;3.611 Higher level technical-professional studies;From 48 to 59 months;.. Higher level technical-professional studies;60 and over;2.423 Higher level technical-professional studies;Average;49,16 First year of tertiary education;Total;310.949 First year of tertiary education;From 0 to 7 months;74.860 First year of tertiary education;From 8 to 11 months;8.680 First year of tertiary education;From 12 to 23 months;20.989 First year of tertiary education;From 24 to 35 months;25.493 First year of tertiary education;From 36 to 47 months;10.923 First year of tertiary education;From 48 to 59 months;14.423 First year of tertiary education;60 and over;155.581 First year of tertiary education;Average;80,92 Tertiary education, university graduates and doctors;Total;370.810 Tertiary education, university graduates and doctors;From 0 to 7 months;79.694 Tertiary education, university graduates and doctors;From 8 to 11 months;16.362 Tertiary education, university graduates and doctors;From 12 to 23 months;45.070 Tertiary education, university graduates and doctors;From 24 to 35 months;28.935 Tertiary education, university graduates and doctors;From 36 to 47 months;22.279 Tertiary education, university graduates and doctors;From 48 to 59 months;25.928 Tertiary education, university graduates and doctors;60 and over;152.542 Tertiary education, university graduates and doctors;Average;69,39