Sex;Level of studies;Number of cigarettes;Total Both sexes;Total;Total;100.00 Both sexes;Total;1 to 9 units;27.16 Both sexes;Total;10 to 19 units;33.79 Both sexes;Total;20 or more units;39.06 Both sexes;Cannot read or write, or incomplete primary education;Total;100.00 Both sexes;Cannot read or write, or incomplete primary education;1 to 9 units;22.75 Both sexes;Cannot read or write, or incomplete primary education;10 to 19 units;27.74 Both sexes;Cannot read or write, or incomplete primary education;20 or more units;49.51 Both sexes;Complete primary education;Total;100.00 Both sexes;Complete primary education;1 to 9 units;23.49 Both sexes;Complete primary education;10 to 19 units;27.34 Both sexes;Complete primary education;20 or more units;49.18 Both sexes;Secondary education, 1st stage;Total;100.00 Both sexes;Secondary education, 1st stage;1 to 9 units;26.43 Both sexes;Secondary education, 1st stage;10 to 19 units;34.48 Both sexes;Secondary education, 1st stage;20 or more units;39.09 Both sexes;Secondary education, 2nd stage;Total;100.00 Both sexes;Secondary education, 2nd stage;1 to 9 units;27.89 Both sexes;Secondary education, 2nd stage;10 to 19 units;37.74 Both sexes;Secondary education, 2nd stage;20 or more units;34.37 Both sexes;Advanced professional training or the equivalent;Total;100.00 Both sexes;Advanced professional training or the equivalent;1 to 9 units;36.88 Both sexes;Advanced professional training or the equivalent;10 to 19 units;33.04 Both sexes;Advanced professional training or the equivalent;20 or more units;30.08 Both sexes;University education;Total;100.00 Both sexes;University education;1 to 9 units;31.67 Both sexes;University education;10 to 19 units;39.83 Both sexes;University education;20 or more units;28.51 Male;Total;Total;100.00 Male;Total;1 to 9 units;21.32 Male;Total;10 to 19 units;31.58 Male;Total;20 or more units;47.09 Male;Cannot read or write, or incomplete primary education;Total;100.00 Male;Cannot read or write, or incomplete primary education;1 to 9 units;22.61 Male;Cannot read or write, or incomplete primary education;10 to 19 units;25.15 Male;Cannot read or write, or incomplete primary education;20 or more units;52.24 Male;Complete primary education;Total;100.00 Male;Complete primary education;1 to 9 units;17.60 Male;Complete primary education;10 to 19 units;26.24 Male;Complete primary education;20 or more units;56.16 Male;Secondary education, 1st stage;Total;100.00 Male;Secondary education, 1st stage;1 to 9 units;20.55 Male;Secondary education, 1st stage;10 to 19 units;32.65 Male;Secondary education, 1st stage;20 or more units;46.80 Male;Secondary education, 2nd stage;Total;100.00 Male;Secondary education, 2nd stage;1 to 9 units;22.68 Male;Secondary education, 2nd stage;10 to 19 units;35.85 Male;Secondary education, 2nd stage;20 or more units;41.47 Male;Advanced professional training or the equivalent;Total;100.00 Male;Advanced professional training or the equivalent;1 to 9 units;28.91 Male;Advanced professional training or the equivalent;10 to 19 units;31.63 Male;Advanced professional training or the equivalent;20 or more units;39.46 Male;University education;Total;100.00 Male;University education;1 to 9 units;24.50 Male;University education;10 to 19 units;38.34 Male;University education;20 or more units;37.16 Female;Total;Total;100.00 Female;Total;1 to 9 units;34.92 Female;Total;10 to 19 units;36.71 Female;Total;20 or more units;28.37 Female;Cannot read or write, or incomplete primary education;Total;100.00 Female;Cannot read or write, or incomplete primary education;1 to 9 units;23.09 Female;Cannot read or write, or incomplete primary education;10 to 19 units;34.05 Female;Cannot read or write, or incomplete primary education;20 or more units;42.87 Female;Complete primary education;Total;100.00 Female;Complete primary education;1 to 9 units;34.80 Female;Complete primary education;10 to 19 units;29.45 Female;Complete primary education;20 or more units;35.75 Female;Secondary education, 1st stage;Total;100.00 Female;Secondary education, 1st stage;1 to 9 units;33.66 Female;Secondary education, 1st stage;10 to 19 units;36.74 Female;Secondary education, 1st stage;20 or more units;29.60 Female;Secondary education, 2nd stage;Total;100.00 Female;Secondary education, 2nd stage;1 to 9 units;34.05 Female;Secondary education, 2nd stage;10 to 19 units;39.97 Female;Secondary education, 2nd stage;20 or more units;25.98 Female;Advanced professional training or the equivalent;Total;100.00 Female;Advanced professional training or the equivalent;1 to 9 units;45.24 Female;Advanced professional training or the equivalent;10 to 19 units;34.52 Female;Advanced professional training or the equivalent;20 or more units;20.24 Female;University education;Total;100.00 Female;University education;1 to 9 units;37.55 Female;University education;10 to 19 units;41.05 Female;University education;20 or more units;21.40