Survey on Households and the Environment Percentage of dwellings with heating, by type of household and use of heating at night and when away from home Units: % over the total number of dwellings ,With heating,Turns off heating at night (*),Heating is turned off from the boiler room at night (*),Doesn't turn off heating at night (*),Turn off heating when away from home (**), TOTAL,70.3,77.6,7.0,15.3,91.3, Single-person household,63.1,78.9,7.9,13.2,91.4, Couple alone,71.9,79.2,7.3,13.5,92.0, Couple with children,75.5,76.3,6.6,17.1,91.3, Father or mother alone with at least one child,68.5,78.4,7.0,14.6,90.5, Another type of household,60.9,76.9,7.1,16.0,90.4, Notes: 1) (*) over the total dwellings with heating (**) over the total dwellings with heating and whose residents are away from home Source: National Statistics Institute