Errores de muestreo
Personas con rel. sexuales con nuevas parejas en último año. Coef. de  variación por sexo, comunidad autónoma y uso de preservativo en la  primera relación sexual con la última nueva pareja.
Unidades: %

,Total,Sí,No,No lo recuerda,
Ambos sexos,
    Total,2,80,3,28,5,57,34,33,
    Andalucía,7,28,8,25,14,27,70,87,
    Aragón,9,66,10,92,38,19,0,00,
    Asturias (Principado de),13,15,17,68,32,60,57,74,
    Balears (Illes),16,75,16,48,27,33,0,00,
    Canarias,11,94,18,05,18,96,38,83,
    Cantabria,29,43,19,23,73,41,0,00,
    Castilla y León,10,53,12,86,28,73,0,00,
    Castilla-La Mancha,6,38,8,35,22,01,62,72,
    Cataluña,7,57,9,31,12,10,71,50,
    Comunidad Valenciana,9,84,11,76,16,66,0,00,
    Extremadura,9,58,15,35,20,80,0,00,
    Galicia,8,43,13,00,17,56,0,00,
    Madrid (Comunidad de),9,03,9,00,20,66,0,00,
    Murcia (Región de),11,82,10,19,21,15,0,00,
    Navarra (Comunidad Foral de),16,82,26,05,22,89,48,62,
    País Vasco,8,99,14,94,22,60,35,63,
    Rioja (La),19,50,21,91,58,50,0,00,
    Ceuta y Melilla,19,87,27,81,31,51,0,00,
Varones,
    Total,3,20,3,97,6,83,36,43,
    Andalucía,8,08,9,48,19,93,70,87,
    Aragón,11,01,12,36,39,27,0,00,
    Asturias (Principado de),17,54,22,01,29,70,57,74,
    Balears (Illes),16,64,21,65,32,98,0,00,
    Canarias,12,68,20,14,22,25,38,83,
    Cantabria,37,77,23,86,97,64,0,00,
    Castilla y León,9,80,12,45,30,05,0,00,
    Castilla-La Mancha,10,45,11,21,24,12,62,72,
    Cataluña,8,02,10,84,17,31,30,34,
    Comunidad Valenciana,12,34,14,19,18,29,0,00,
    Extremadura,13,68,20,70,19,73,0,00,
    Galicia,10,51,15,98,19,54,0,00,
    Madrid (Comunidad de),10,60,12,74,22,58,0,00,
    Murcia (Región de),12,98,12,47,33,67,0,00,
    Navarra (Comunidad Foral de),22,76,31,13,32,39,48,62,
    País Vasco,14,15,18,84,35,24,35,63,
    Rioja (La),17,57,18,69,75,15,0,00,
    Ceuta y Melilla,25,71,29,79,53,92,0,00,
Mujeres,
    Total,5,06,5,83,9,46,37,77,
    Andalucía,13,26,15,60,24,12,0,00,
    Aragón,32,29,34,37,59,67,0,00,
    Asturias (Principado de),24,34,28,16,68,53,0,00,
    Balears (Illes),21,18,24,39,41,51,0,00,
    Canarias,25,59,30,50,33,87,0,00,
    Cantabria,37,25,41,63,57,74,0,00,
    Castilla y León,23,61,24,34,67,24,0,00,
    Castilla-La Mancha,26,61,33,55,40,85,0,00,
    Cataluña,13,59,16,87,22,29,37,77,
    Comunidad Valenciana,17,51,20,54,40,54,0,00,
    Extremadura,30,33,39,02,45,34,0,00,
    Galicia,16,31,20,14,25,40,0,00,
    Madrid (Comunidad de),13,01,12,70,28,18,0,00,
    Murcia (Región de),23,67,26,91,49,40,0,00,
    Navarra (Comunidad Foral de),15,46,22,74,31,96,0,00,
    País Vasco,14,36,21,83,24,14,0,00,
    Rioja (La),35,57,33,48,43,62,0,00,
    Ceuta y Melilla,41,22,70,43,40,43,0,00,
Notas:
Fuente: Instituto Nacional de Estadística