Housing conditions and energy efficiency Households according to whether they have an adequate temperature in the housing in cold months or in summer, by number of recipients. Unidades: Percentages. ,Not warm enough during the cold months,Not cool enough during the summer, Total,27,5,33,6, 1 recipient,29,7,34,9, 2 recipients,24,3,31,2, 3 recipients or more,28,5,35,2, Not classifiable,40,3,45,9, Notas: A recipient is defined as a household member who has an annual personal income of more than 1,000 euros. Personal income includes income from employment, profits/losses from self-employment, social benefits and income from private pension schemes. 2) Number of recipients: Not classifiable includes households where there is no personal income earner (or where the personal income does not exceed 1,000 euros per year). Fuente: Instituto Nacional de Estadística