Educational level reached;Nationality of the mother;Total Total;Total;23,373,991 Total;Spanish (mother);18,417,274 Total;Foreign (European Union) (mother);760,806 Total;Foreign (Rest of the world) (mother);2,628,493 Total;Not specified;746,349 Total;Not applicable: The adult lived in a private household but did not live with the mother;359,095 Total;Not applicable: The adult used to live in a group home or institution;461,976 Primary education or lower;Total;2,360,141 Primary education or lower;Spanish (mother);1,419,728 Primary education or lower;Foreign (European Union) (mother);71,916 Primary education or lower;Foreign (Rest of the world) (mother);567,361 Primary education or lower;Not specified;162,014 Primary education or lower;Not applicable: The adult lived in a private household but did not live with the mother;58,079 Primary education or lower;Not applicable: The adult used to live in a group home or institution;81,043 First stage of secondary education;Total;6,208,087 First stage of secondary education;Spanish (mother);5,109,761 First stage of secondary education;Foreign (European Union) (mother);110,756 First stage of secondary education;Foreign (Rest of the world) (mother);533,273 First stage of secondary education;Not specified;225,169 First stage of secondary education;Not applicable: The adult lived in a private household but did not live with the mother;139,157 First stage of secondary education;Not applicable: The adult used to live in a group home or institution;89,971 Second stage of secondary education;Total;5,607,822 Second stage of secondary education;Spanish (mother);4,001,114 Second stage of secondary education;Foreign (European Union) (mother);325,708 Second stage of secondary education;Foreign (Rest of the world) (mother);862,388 Second stage of secondary education;Not specified;191,488 Second stage of secondary education;Not applicable: The adult lived in a private household but did not live with the mother;88,785 Second stage of secondary education;Not applicable: The adult used to live in a group home or institution;138,338 Higher education;Total;9,194,019 Higher education;Spanish (mother);7,885,153 Higher education;Foreign (European Union) (mother);251,769 Higher education;Foreign (Rest of the world) (mother);665,470 Higher education;Not specified;165,930 Higher education;Not applicable: The adult lived in a private household but did not live with the mother;73,073 Higher education;Not applicable: The adult used to live in a group home or institution;152,623 Not specified;Total;3,922 Not specified;Spanish (mother);1,518 Not specified;Foreign (European Union) (mother);656 Not specified;Foreign (Rest of the world) (mother);.. Not specified;Not specified;1,748 Not specified;Not applicable: The adult lived in a private household but did not live with the mother;.. Not specified;Not applicable: The adult used to live in a group home or institution;..