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