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