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
. 34-Palencia

  TOTAL Before 1900 1900-1920 1921-1940 1941-1950 1951-1960 1961-1970 1971-1980 1981-1990 1991-2001
TOTAL     57910 6658 1956 2499 2751 5883 8419 11394 9513 8837
      38,95% 7,89% 9,61% 17,17% 25,12% 37,38% 46,31% 42,00% 41,68% 66,48%
Gas    
Electricity     6,12% 7,86% 7,46% 6,72% 6,47% 8,13% 9,37% 4,66% 5,60% 2,22%
Petroleum or derivatives     32,97% 36,36% 37,01% 36,61% 34,61% 25,68% 25,45% 40,65% 37,14% 25,59%
Wood     7,98% 32,25% 25,82% 18,73% 11,09% 5,17% 2,96% 2,52% 2,37% 1,51%
Coal or derivatives     13,14% 12,74% 19,22% 19,85% 21,81% 22,81% 15,29% 9,65% 12,75% 3,95%
Others     0,84% 2,91% 0,87% 0,92% 0,91% 0,83% 0,62% 0,53% 0,46% 0,26%