Survey on Households and the Environment Classification by characteristics of the dwelling Percentage of dwellings with air-conditioning, by type of municipality and number of rooms with air-conditioning and night-time use Units: % over the total number of dwellings ,The household has air-conditioning,Air-conditioning in all the rooms (*),Air-conditioning in the majority of rooms (*),Air-onditioning only in part of the rooms (*),Turn off air-conditioning at night (*),Air-conditioning is turned off from the central unit at night (*),Do not turn off air-conditioning at night (*), TOTAL,35.5,10.4,12.9,76.8,94.5,0.9,4.6, Province and municipalities capitals with more than 100,000 habitants,39.8,13.0,13.2,73.7,95.4,1.1,3.5, From 50,000 to 100,000 habitants,36.0,9.4,12.7,77.9,95.9,1.4,2.7, From 20,000 to 50,000 habitants,38.3,8.0,12.5,79.5,95.0,0.7,4.3, From 10,000 to 20,000 habitants,34.1,8.2,11.5,80.3,92.4,0.9,6.7, Less than 10,000 habitants,25.4,6.4,13.2,80.5,91.8,0.2,8.0, Notes: 1) (*) over the total dwellings with air-conditioning Source: National Statistics Institute