Survey on Households and the Environment Percentage of dwellings with household applicances with half-load or energy-saving programmes, by type of household and type of household applicance Units: % over the total number of dwellings ;Washing machines (a);Dryers (b);Dishwasher (c); TOTAL;55.9;50.2;56.2; Single-person household;47.6;51.4;54.3; Couple alone;55.5;50.0;54.9; Couple with children;59.6;49.5;57.8; Father or mother alone alone with at least one child;58.0;56.6;56.1; Another type of household;54.3;50.1;52.3; Notes: 1) (a) % over the total dwellings with a washing machine (b) % over the total dwellings with a dryer (c) % over the total dwellings with a dishwasher Source: National Statistics Institute