Level of studies;Duration of open interval between births (months);Total Total;Total;100 Total;From 0 to 7 months;23,24 Total;From 8 to 11 months;1,79 Total;From 12 to 23 months;6,62 Total;From 24 to 35 months;6,01 Total;From 36 to 47 months;5,26 Total;From 48 to 59 months;4,07 Total;60 and over;53 Illiterate;Total;100 Illiterate;From 0 to 7 months;13,47 Illiterate;From 8 to 11 months;3,98 Illiterate;From 12 to 23 months;7,92 Illiterate;From 24 to 35 months;4,35 Illiterate;From 36 to 47 months;1,12 Illiterate;From 48 to 59 months;.. Illiterate;60 and over;69,15 Without studies;Total;100 Without studies;From 0 to 7 months;22,83 Without studies;From 8 to 11 months;0,49 Without studies;From 12 to 23 months;2,17 Without studies;From 24 to 35 months;0,83 Without studies;From 36 to 47 months;2,52 Without studies;From 48 to 59 months;1,6 Without studies;60 and over;69,55 Primary education and second grade, GBE or first year of GCSE;Total;100 Primary education and second grade, GBE or first year of GCSE;From 0 to 7 months;23,92 Primary education and second grade, GBE or first year of GCSE;From 8 to 11 months;1,14 Primary education and second grade, GBE or first year of GCSE;From 12 to 23 months;5,24 Primary education and second grade, GBE or first year of GCSE;From 24 to 35 months;5,03 Primary education and second grade, GBE or first year of GCSE;From 36 to 47 months;4,88 Primary education and second grade, GBE or first year of GCSE;From 48 to 59 months;2,5 Primary education and second grade, GBE or first year of GCSE;60 and over;57,29 Secondary Education and Post-secondary non-higher;Total;100 Secondary Education and Post-secondary non-higher;From 0 to 7 months;16,44 Secondary Education and Post-secondary non-higher;From 8 to 11 months;1,97 Secondary Education and Post-secondary non-higher;From 12 to 23 months;9,2 Secondary Education and Post-secondary non-higher;From 24 to 35 months;8,13 Secondary Education and Post-secondary non-higher;From 36 to 47 months;5,42 Secondary Education and Post-secondary non-higher;From 48 to 59 months;5,35 Secondary Education and Post-secondary non-higher;60 and over;53,48 1º, 2º and intermediate technical-professional studies;Total;100 1º, 2º and intermediate technical-professional studies;From 0 to 7 months;27,3 1º, 2º and intermediate technical-professional studies;From 8 to 11 months;2,75 1º, 2º and intermediate technical-professional studies;From 12 to 23 months;7,71 1º, 2º and intermediate technical-professional studies;From 24 to 35 months;7,38 1º, 2º and intermediate technical-professional studies;From 36 to 47 months;7,13 1º, 2º and intermediate technical-professional studies;From 48 to 59 months;8,06 1º, 2º and intermediate technical-professional studies;60 and over;39,67 Higher level technical-professional studies;Total;100 Higher level technical-professional studies;From 0 to 7 months;13,98 Higher level technical-professional studies;From 8 to 11 months;.. Higher level technical-professional studies;From 12 to 23 months;23,02 Higher level technical-professional studies;From 24 to 35 months;.. Higher level technical-professional studies;From 36 to 47 months;37,7 Higher level technical-professional studies;From 48 to 59 months;.. Higher level technical-professional studies;60 and over;25,3 First year of tertiary education;Total;100 First year of tertiary education;From 0 to 7 months;24,07 First year of tertiary education;From 8 to 11 months;2,79 First year of tertiary education;From 12 to 23 months;6,75 First year of tertiary education;From 24 to 35 months;8,2 First year of tertiary education;From 36 to 47 months;3,51 First year of tertiary education;From 48 to 59 months;4,64 First year of tertiary education;60 and over;50,03 Tertiary education, university graduates and doctors;Total;100 Tertiary education, university graduates and doctors;From 0 to 7 months;21,49 Tertiary education, university graduates and doctors;From 8 to 11 months;4,41 Tertiary education, university graduates and doctors;From 12 to 23 months;12,15 Tertiary education, university graduates and doctors;From 24 to 35 months;7,8 Tertiary education, university graduates and doctors;From 36 to 47 months;6,01 Tertiary education, university graduates and doctors;From 48 to 59 months;6,99 Tertiary education, university graduates and doctors;60 and over;41,14