Survey on Households and the Environment 
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Percentage of dwellings, by net monthly household income and type of energy used
Units: %  over the total number of dwellings

;With one of the following energy sources;Electrical  energy;Channelled gas;Liquid Petroleum Gases / Gas tank;Wood;Liquid fuels;Other source of energy or fuel  :Total;Other source of energy or fuel: Of this solar energy;
TOTAL;100.0;100.0;40.5;42.1;6.7;12.5;8.1;0.9;
Less than 1,100 Euros;100.0;99.9;26.9;57.8;8.8;10.8;7.9;0.5;
From 1,101 to 1.800 euros;100.0;100.0;38.1;42.8;6.2;12.9;9.4;1.0;
From 1,801 to 2,700 euros;100.0;100.0;49.1;31.9;5.2;13.6;9.6;1.1;
More than 2,700 euros;100.0;100.0;58.1;21.9;6.5;14.5;7.6;1.7;
Does not know/ Does not answer;100.0;100.0;44.8;39.5;6.1;12.3;6.4;1.0;
Notes:
Source: National Statistics Institute