Tablas nacionales: estudios, edad y sexo. Valores absolutos
Personas de 18 a 49 que han tenido relaciones sexuales alguna vez en  la vida por sexo, grupo de edad, estudios y edad de inicio de las  relaciones.
Unidades: miles de personas

,Total,Menos de 16 años,De 16 a 17 años,De 18 a 19 años,20 años o más,No consta,
Ambos sexos,
    Total,
        Total,19.524,0,2.148,3,4.912,1,5.241,8,5.294,0,1.927,8,
        Inferior a secundaria,8.126,2,1.092,0,2.122,0,2.090,5,1.677,4,1.144,3,
        Secundaria,7.248,4,786,0,2.082,3,2.094,6,1.790,4,495,1,
        Universitarios,4.149,4,270,2,707,8,1.056,7,1.826,2,288,5,
    De 18 a 29 años,
        Total,6.746,8,952,4,2.162,6,1.887,1,1.313,7,431,1,
        Inferior a secundaria,2.365,1,447,0,854,9,602,9,245,9,214,4,
        Secundaria,3.055,0,403,9,1.022,7,924,9,548,9,154,5,
        Universitarios,1.326,7,101,4,285,0,359,3,518,9,62,2,
    De 30 a 39 años,
        Total,6.851,4,706,2,1.625,6,1.821,5,1.946,7,751,4,
        Inferior a secundaria,2.817,9,361,9,728,6,735,5,559,6,432,4,
        Secundaria,2.409,3,248,4,652,5,664,4,652,6,191,3,
        Universitarios,1.624,2,96,0,244,5,421,6,734,5,127,6,
    De 40 a 49 años,
        Total,5.925,8,489,7,1.124,0,1.533,1,2.033,6,745,4,
        Inferior a secundaria,2.943,2,283,2,538,5,752,1,872,0,497,4,
        Secundaria,1.784,0,133,6,407,1,505,3,588,8,149,3,
        Universitarios,1.198,5,72,9,178,4,275,8,572,8,98,7,
Varones,
    Total,
        Total,9.967,8,1.454,5,2.862,5,2.545,5,2.169,9,935,4,
        Inferior a secundaria,4.292,8,745,5,1.270,7,1.026,4,665,7,584,5,
        Secundaria,3.815,0,528,3,1.219,6,1.031,9,814,9,220,3,
        Universitarios,1.860,1,180,8,372,2,487,2,689,3,130,6,
    De 18 a 29 años,
        Total,3.516,4,611,1,1.216,9,934,4,563,1,191,0,
        Inferior a secundaria,1.381,0,304,1,528,5,334,6,114,2,99,5,
        Secundaria,1.595,2,240,0,563,8,443,0,277,4,70,9,
        Universitarios,540,2,67,0,124,5,156,8,171,4,20,5,
    De 30 a 39 años,
        Total,3.493,0,501,2,939,5,841,6,812,5,398,3,
        Inferior a secundaria,1.504,4,245,2,429,0,344,9,240,8,244,5,
        Secundaria,1.271,3,184,8,391,1,308,9,292,8,93,7,
        Universitarios,717,3,71,2,119,4,187,8,278,9,60,1,
    De 40 a 49 años,
        Total,2.958,3,342,3,706,1,769,5,794,4,346,1,
        Inferior a secundaria,1.407,4,196,1,313,2,346,9,310,7,240,5,
        Secundaria,948,4,103,5,264,6,280,0,244,7,55,6,
        Universitarios,602,6,42,6,128,4,142,6,239,0,50,0,
Mujeres,
    Total,
        Total,9.556,2,693,8,2.049,6,2.696,3,3.124,1,992,5,
        Inferior a secundaria,3.833,4,346,6,851,3,1.064,1,1.011,7,559,8,
        Secundaria,3.433,4,257,7,862,7,1.062,7,975,4,274,8,
        Universitarios,2.289,3,89,5,335,6,569,5,1.136,9,157,8,
    De 18 a 29 años,
        Total,3.230,4,341,3,945,7,952,7,750,6,240,1,
        Inferior a secundaria,984,1,142,9,326,3,268,3,131,7,114,9,
        Secundaria,1.459,8,164,0,458,9,481,9,271,5,83,6,
        Universitarios,786,5,34,4,160,5,202,5,347,4,41,6,
    De 30 a 39 años,
        Total,3.358,4,205,1,686,1,979,9,1.134,2,353,1,
        Inferior a secundaria,1.313,5,116,6,299,6,390,6,318,8,188,0,
        Secundaria,1.138,0,63,7,261,4,355,5,359,9,97,6,
        Universitarios,906,9,24,8,125,1,233,8,455,6,67,5,
    De 40 a 49 años,
        Total,2.967,4,147,4,417,9,763,7,1.239,2,399,3,
        Inferior a secundaria,1.535,8,87,1,225,4,405,2,561,2,257,0,
        Secundaria,835,6,30,1,142,5,225,3,344,1,93,6,
        Universitarios,596,0,30,3,50,0,133,1,333,9,48,7,
Notas:
Los datos correspondientes a celdas con menos de 45.000 efectivos han de ser tomados con  precaución, ya que pueden estar afectados de elevados errores de muestreo.
Fuente: Instituto Nacional de Estadística