Survey on Households and the Environment Percentage of dwellings with household applicances with energy classification A, A+, A++, by type of household and type of household applicance Units: % over the total number of dwellings Fridges (a) Washing machines (b) Dryers (c) Dishwashers (d) Ovens (e) TOTAL 37.0 38.5 41.3 47.3 24.3 Single-person household 26.8 26.7 41.0 41.4 18.2 Couple alone 38.3 37.8 42.5 50.9 26.4 Couple with children 43.4 46.3 42.6 48.6 27.4 Father or mother alone with at least one child 31.8 34.3 33.7 43.0 20.2 Another type of household 31.5 33.0 37.2 40.8 19.9 Notes: 1) (a) % over the total dwellings with a fridge (b) % over the total dwellings with a washing machine (c) % over the total dwellings with a dryer (d) % over the total dwellings with a washing machine (e) % over the total dwellings with an oven Source: National Statistics Institute