Housing conditions and energy efficiency Households by burden of housing costs (mortgage or rent, heating, electricity, etc.) by type of household. Unidades: Horizontal percentages. A heavy burden A reasonable burden No burden Not specified Total 36,2 58 5,6 0,3 Single men under 65 years old 33,3 58 8,5 0,2 Single woman under 65 years old 39,7 54,8 4,9 0,6 Single man aged 65 or over 24,5 62 13 0,5 Single woman aged 65 or over 31,4 59,6 8,8 0,3 Single adult with dependent children 56 40,4 3,3 0,3 Two adults, both under 65 years old 33,5 61,6 4,6 0,2 Two adults, at least one aged 65 years or more 26,8 65,8 7,2 0,2 Two or more adults with dependent children 42,7 53,9 3,1 0,3 Other types of households/Not specified 35,3 59,1 5,5 0,2 Notas: A dependent child is understood to be all those under the age of 18 and economically inactive persons between the ages of 18 and 24 for whom at least one of their parents is a member of the household. Fuente: Instituto Nacional de Estadística