Main dwellings in buildings destined mainly for dwellings according to year of construction of the building (grouped) by type of heating . 07-Balears (Illes)

			TOTAL	Before 1900	1900-1920	1921-1940	1941-1950	1951-1960	1961-1970	1971-1980	1981-1990	1991-2001
TOTAL			304013	22628	11754	13124	17288	30615	53417	71518	44932	38737
			1,63%	1,24%	1,03%	1,17%	1,15%	1,31%	1,37%	1,58%	2,14%	2,54%
With central heating
With individual heating			25,46%	19,27%	15,90%	17,24%	19,32%	20,33%	21,47%	24,96%	33,95%	38,14%
Without heating installation, but with individual room heaters			59,92%	63,77%	69,32%	67,28%	65,25%	64,08%	63,26%	60,16%	53,26%	49,29%
Without any means			12,99%	15,72%	13,75%	14,31%	14,28%	14,28%	13,90%	13,30%	10,64%	10,03%

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.