Encuesta de Fecundidad
Alguna vez casadas, con al menos dos hijos nacidos vivos
Mujeres alguna vez casadas,con al menos dos hijos nacidos vivos  CCAA de residencia  duración del intervalo entre 1º y 2º nacimiento. 
Unidades: cifras relativas

,Total,De 0 a 7 meses,De 8 a 11 meses,De 12 a 23 meses,De 24 a 35 meses,De 36 a 47 meses,De 48 a 59 meses,De 60 o más,
Total,100,1,09,1,33,19,63,18,13,17,85,14,51,27,46,
Andalucía,100,1,36,1,18,20,2,17,68,19,91,14,51,25,16,
Aragón,100,..,1,17,04,12,89,17,38,12,35,39,34,
Asturias (Principado de),100,1,45,0,56,20,87,14,12,22,6,10,67,29,73,
Balears (Illes),100,..,..,19,12,22,96,10,87,15,09,31,95,
Canarias,100,0,59,1,56,19,71,12,31,18,91,13,61,33,32,
Cantabria,100,..,2,42,21,57,20,25,16,57,9,64,29,55,
Castilla y León,100,0,28,0,8,21,63,18,93,14,83,21,37,22,17,
Castilla-La Mancha,100,..,1,5,18,16,19,58,20,1,17,87,22,79,
Cataluña,100,2,22,1,05,14,42,22,97,17,62,12,03,29,69,
Comunidad Valenciana,100,0,63,2,33,19,3,16,8,18,92,15,59,26,43,
Extremadura,100,0,81,2,45,19,6,23,06,18,7,10,04,25,33,
Galicia,100,0,87,1,19,32,58,12,52,12,34,12,06,28,42,
Madrid (Comunidad de),100,1,44,1,89,20,04,18,46,18,37,13,12,26,68,
Murcia (Región de),100,1,28,0,62,14,34,18,85,14,45,15,3,35,16,
Navarra (Comunidad Foral de),100,1,78,..,27,48,20,79,17,66,12,31,19,97,
País Vasco,100,0,6,..,18,31,15,13,17,62,22,78,25,55,
Rioja (La),100,..,3,41,10,18,21,43,13,48,13,98,37,54,
Ceuta,100,..,2,63,15,74,20,14,74,23,52,23,38,
Melilla,100,..,3,68,18,28,19,51,20,4,8,63,29,51,
Notas:
Fuente: Instituto Nacional de Estadística