Level of studies Marital status Total Total Total 10.165.237 Total Single women 4.454.390 Total Married women 5.247.338 Total Widows women 89.042 Total Separated or divorced women 374.467 Illiterate Total 29.627 Illiterate Single women 11.476 Illiterate Married women 14.358 Illiterate Widows women 200 Illiterate Separated or divorced women 3.592 Without studies Total 191.792 Without studies Single women 20.859 Without studies Married women 156.306 Without studies Widows women 5.856 Without studies Separated or divorced women 8.771 Primary education and second grade, GBE or first year of GCSE Total 4.774.814 Primary education and second grade, GBE or first year of GCSE Single women 1.566.152 Primary education and second grade, GBE or first year of GCSE Married women 2.964.194 Primary education and second grade, GBE or first year of GCSE Widows women 60.014 Primary education and second grade, GBE or first year of GCSE Separated or divorced women 184.455 Secondary Education and Post-secondary non-higher Total 1.957.740 Secondary Education and Post-secondary non-higher Single women 1.256.592 Secondary Education and Post-secondary non-higher Married women 628.741 Secondary Education and Post-secondary non-higher Widows women 4.058 Secondary Education and Post-secondary non-higher Separated or divorced women 68.349 1º, 2º and intermediate technical-professional studies Total 1.615.916 1º, 2º and intermediate technical-professional studies Single women 796.423 1º, 2º and intermediate technical-professional studies Married women 753.194 1º, 2º and intermediate technical-professional studies Widows women 10.699 1º, 2º and intermediate technical-professional studies Separated or divorced women 55.601 Higher level technical-professional studies Total 38.349 Higher level technical-professional studies Single women 28.475 Higher level technical-professional studies Married women 9.875 Higher level technical-professional studies Widows women .. Higher level technical-professional studies Separated or divorced women .. First year of tertiary education Total 632.679 First year of tertiary education Single women 289.547 First year of tertiary education Married women 320.274 First year of tertiary education Widows women 3.482 First year of tertiary education Separated or divorced women 19.376 Tertiary education, university graduates and doctors Total 924.320 Tertiary education, university graduates and doctors Single women 484.866 Tertiary education, university graduates and doctors Married women 400.396 Tertiary education, university graduates and doctors Widows women 4.733 Tertiary education, university graduates and doctors Separated or divorced women 34.325