Main dwellings in buildings destined mainly for dwellings according to year of construction of the building (grouped) by type of heating . 49-Zamora

			TOTAL	Before 1900	1900-1920	1921-1940	1941-1950	1951-1960	1961-1970	1971-1980	1981-1990	1991-2001
TOTAL			74434	6706	4351	5003	4899	7325	9832	14921	11225	10172
			29,27%	14,70%	13,84%	16,53%	17,60%	20,27%	27,05%	42,75%	35,32%	39,57%
With central heating
With individual heating			31,74%	13,90%	15,74%	19,57%	23,05%	27,86%	34,85%	32,71%	42,42%	47,10%
Without heating installation, but with individual room heaters			22,02%	38,55%	37,76%	34,60%	31,03%	27,48%	23,08%	15,26%	13,39%	8,36%
Without any means			16,97%	32,85%	32,66%	29,30%	28,33%	24,38%	15,02%	9,29%	8,86%	4,97%

Due to an error in assigning the labels, the data corresponding to individual heating and group heating have been modified with date 13/05/04. In the previous version both categories were interchanged between themselves.