Living Conditions Survey (LCS) 
Conditions in the dwelling
Households, by the availability of heating in the dwelling and annual household income bracket in 2007
Units: Total number of households (thousands) and horizontal  percentages

;Number of households (thousands);of hot water boilers;From others types of Systems Permanent of Heating;Did not have any kind of fixed heating system;No data recorded;
Total;16,466.2;47.9;23.6;28.4;0.0;
Up to 9000 euros;2,685.4;33.5;25.4;41.0;..;
From 9000 to 14000 euros;2,717.9;37.6;27.8;34.6;..;
From 14000 to 19000 euros;2,417.3;42.3;26.0;31.7;0.0;
From 19000 to 25000 euros;2,535.0;49.9;24.0;26.1;..;
From 25000 to 35000 euros;2,914.7;54.2;22.0;23.8;..;
More than 35000 euros;3,183.8;65.7;18.1;16.1;..;
No data recorded;12.1;51.9;15.5;32.6;..;
Notes:
Source: National Statistics Institute