Survey on Households and the Environment Percentage of dwellings with thermostat heating or air-conditioning, by type of home and average room temperature programmed during the day Units: % over the total number of dwellings Availability of thermostat heating Average temperature of heating during the day Availability of air-conditioning Average temperature of air-conditioning during the day TOTAL 48.7 21.3 35.5 22.3 Single-person Household 37.6 21.2 22.5 22.3 Couple alone 49.7 21.3 35.1 22.3 Couple with children 56.0 21.4 43.9 22.4 Father or mother alone alone with at least one child 45.3 21.3 31.1 22.2 Another type of household 40.8 21.3 30.3 22.2 Notes: Source: National Statistics Institute