Survey on Adult Population Involvement in Learning Activities 
Sampling errors: Results by Autonomous Communities and Cities
Personas entre 18 y 64 años de edad según las lenguas maternas más frecuentes que tienen, por comunidad autónoma. Coeficientes de variación
Unidades: porcentajes

,Total personas,Castellano,Catalán,Gallego,Valenciano,Euskera,Árabe,Inglés,Francés,Rumano,
Total nacional,..,0,34,2,09,2,05,3,54,3,87,7,2,2,72,7,09,8,14,
Andalucía,..,0,86,18,67,39,08,61,44,72,1,27,51,14,99,15,95,31,86,
Aragón,..,1,4,21,7,49,24,50,04,.,33,1,24,6,28,5,21,28,
Asturias, Principado de,..,0,64,75,05,25,57,100,02,100,02,70,6,22,81,30,9,60,16,
Balears, Illes,..,2,55,5,77,81,13,58,05,.,35,69,23,44,33,96,52,3,
Canarias,..,1,36,42,41,35,94,100,02,.,34,62,17,58,39,53,49,11,
Cantabria,..,0,97,72,64,45,24,100,03,100,03,83,43,21,84,41,7,31,43,
Castilla y León,..,0,92,33,99,21,43,74,18,72,12,25,18,21,03,24,66,33,2,
Castilla-La Mancha,..,1,46,33,37,31,33,32,38,66,19,34,08,24,07,31,54,29,29,
Cataluña,..,1,34,2,06,20,52,47,65,60,18,13,09,27,2,22,62,24,2,
Comunitat Valenciana,..,1,27,13,62,63,03,3,69,.,21,37,31,84,28,49,20,93,
Extremadura,..,0,65,22,68,50,85,100,01,72,05,29,01,22,76,35,39,39,82,
Galicia,..,1,12,100,01,1,55,100,01,100,01,.,59,44,44,18,.,
Madrid, Comunidad de,..,0,76,21,19,19,82,36,66,59,17,17,53,15,65,20,34,15,27,
Murcia, Región de,..,1,44,34,71,100,02,51,03,.,16,32,15,19,16,92,70,66,
Navarra, Comunidad Foral de,..,1,25,39,42,50,37,.,11,22,61,23,36,33,30,62,35,37,
País Vasco,..,1,06,52,06,21,4,70,23,3,92,37,28,39,4,30,69,43,37,
Rioja, La,..,1,31,42,38,72,17,72,95,43,72,23,41,32,7,32,84,27,04,
Ceuta,..,2,56,100,19,.,.,.,12,36,100,19,70,92,.,
Melilla,..,2,71,55,57,.,.,.,12,27,87,52,52,33,.,
Notas:

.
'.'= Sin dato
 2)'..'= No aplicable por ser variable de calibrado
 3)'...'= Dato no calculado
Fuente: Instituto Nacional de Estadística