Main dwellings in buildings destined mainly for dwellings with some type of heating method according to year
of construction of the building (grouped) by fuel used
. 33-Asturias

  TOTAL Before 1900 1900-1920 1921-1940 1941-1950 1951-1960 1961-1970 1971-1980 1981-1990 1991-2001
TOTAL     350798 25066 12555 12417 18361 40184 67291 79154 44880 50890
      39,36% 13,92% 19,92% 22,24% 27,46% 30,13% 36,60% 43,18% 46,26% 64,08%
Gas    
Electricity     24,00% 20,84% 23,36% 23,93% 25,36% 31,70% 35,40% 21,30% 17,01% 14,47%
Petroleum or derivatives     21,23% 24,36% 23,41% 23,93% 20,63% 18,96% 16,13% 26,58% 25,47% 15,20%
Wood     4,79% 22,78% 13,77% 10,02% 6,02% 4,03% 2,20% 1,97% 2,97% 2,04%
Coal or derivatives     10,33% 17,92% 19,36% 19,65% 20,25% 14,83% 9,33% 6,58% 8,13% 4,07%
Others     0,27% 0,18% 0,18% 0,23% 0,27% 0,35% 0,34% 0,39% 0,16% 0,15%