Autonomous community	Improvements to thermal insulation or the heating system	Total
Total	Has made improvements to thermal insulation or the heating system	14,1
Total	No improvements have been made and it is warm enough during the cold months	60,8
Total	No improvements have been made and it is not warm enough during the cold months	25,1
Andalucía	Has made improvements to thermal insulation or the heating system	9,4
Andalucía	No improvements have been made and it is warm enough during the cold months	58
Andalucía	No improvements have been made and it is not warm enough during the cold months	32,5
Aragón	Has made improvements to thermal insulation or the heating system	18,5
Aragón	No improvements have been made and it is warm enough during the cold months	63
Aragón	No improvements have been made and it is not warm enough during the cold months	18,4
Asturias, Principado de	Has made improvements to thermal insulation or the heating system	19,5
Asturias, Principado de	No improvements have been made and it is warm enough during the cold months	60,6
Asturias, Principado de	No improvements have been made and it is not warm enough during the cold months	19,9
Balears, Illes	Has made improvements to thermal insulation or the heating system	15,9
Balears, Illes	No improvements have been made and it is warm enough during the cold months	57,3
Balears, Illes	No improvements have been made and it is not warm enough during the cold months	26,8
Canarias	Has made improvements to thermal insulation or the heating system	6,2
Canarias	No improvements have been made and it is warm enough during the cold months	70,7
Canarias	No improvements have been made and it is not warm enough during the cold months	23,1
Cantabria	Has made improvements to thermal insulation or the heating system	15,8
Cantabria	No improvements have been made and it is warm enough during the cold months	62,7
Cantabria	No improvements have been made and it is not warm enough during the cold months	21,6
Castilla y León	Has made improvements to thermal insulation or the heating system	18,9
Castilla y León	No improvements have been made and it is warm enough during the cold months	64,5
Castilla y León	No improvements have been made and it is not warm enough during the cold months	16,6
Castilla - La Mancha	Has made improvements to thermal insulation or the heating system	12
Castilla - La Mancha	No improvements have been made and it is warm enough during the cold months	64,8
Castilla - La Mancha	No improvements have been made and it is not warm enough during the cold months	23,1
Cataluña	Has made improvements to thermal insulation or the heating system	14,9
Cataluña	No improvements have been made and it is warm enough during the cold months	60,5
Cataluña	No improvements have been made and it is not warm enough during the cold months	24,6
Comunitat Valenciana	Has made improvements to thermal insulation or the heating system	11,3
Comunitat Valenciana	No improvements have been made and it is warm enough during the cold months	59,8
Comunitat Valenciana	No improvements have been made and it is not warm enough during the cold months	28,8
Extremadura	Has made improvements to thermal insulation or the heating system	10,4
Extremadura	No improvements have been made and it is warm enough during the cold months	57
Extremadura	No improvements have been made and it is not warm enough during the cold months	32,5
Galicia	Has made improvements to thermal insulation or the heating system	15
Galicia	No improvements have been made and it is warm enough during the cold months	58,4
Galicia	No improvements have been made and it is not warm enough during the cold months	26,6
Madrid, Comunidad de	Has made improvements to thermal insulation or the heating system	19,1
Madrid, Comunidad de	No improvements have been made and it is warm enough during the cold months	61
Madrid, Comunidad de	No improvements have been made and it is not warm enough during the cold months	19,9
Murcia, Región de	Has made improvements to thermal insulation or the heating system	8,9
Murcia, Región de	No improvements have been made and it is warm enough during the cold months	53,9
Murcia, Región de	No improvements have been made and it is not warm enough during the cold months	37,2
Navarra, Comunidad Foral de	Has made improvements to thermal insulation or the heating system	20,6
Navarra, Comunidad Foral de	No improvements have been made and it is warm enough during the cold months	65,1
Navarra, Comunidad Foral de	No improvements have been made and it is not warm enough during the cold months	14,2
País Vasco	Has made improvements to thermal insulation or the heating system	20,4
País Vasco	No improvements have been made and it is warm enough during the cold months	62,5
País Vasco	No improvements have been made and it is not warm enough during the cold months	17,1
Rioja, La	Has made improvements to thermal insulation or the heating system	14,7
Rioja, La	No improvements have been made and it is warm enough during the cold months	65,9
Rioja, La	No improvements have been made and it is not warm enough during the cold months	19,4
Ceuta	Has made improvements to thermal insulation or the heating system	5,3
Ceuta	No improvements have been made and it is warm enough during the cold months	59,1
Ceuta	No improvements have been made and it is not warm enough during the cold months	35,6
Melilla	Has made improvements to thermal insulation or the heating system	11,7
Melilla	No improvements have been made and it is warm enough during the cold months	68,6
Melilla	No improvements have been made and it is not warm enough during the cold months	19,7