| 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 . 27-Lugo |
| TOTAL | Before 1900 | 1900-1920 | 1921-1940 | 1941-1950 | 1951-1960 | 1961-1970 | 1971-1980 | 1981-1990 | 1991-2001 | |||
| TOTAL | 99018 | 14695 | 4950 | 4860 | 4709 | 7019 | 10612 | 18572 | 17913 | 15688 | ||
| 18,03% | 6,32% | 8,22% | 10,68% | 13,21% | 14,16% | 21,55% | 24,32% | 18,33% | 27,38% | |||
| Gas | ||||||||||||
| Electricity | 16,94% | 13,41% | 15,98% | 18,29% | 17,65% | 18,19% | 17,30% | 16,67% | 18,08% | 18,12% | ||
| Petroleum or derivatives | 38,85% | 19,33% | 23,84% | 29,98% | 33,21% | 38,87% | 42,02% | 45,13% | 50,23% | 43,70% | ||
| Wood | 1,00% | 1,29% | 1,47% | 1,67% | 1,81% | 1,61% | 1,33% | 0,90% | 0,55% | 0,26% | ||
| Coal or derivatives | 25,02% | 59,52% | 50,38% | 39,28% | 33,98% | 27,03% | 17,49% | 12,80% | 12,66% | 10,35% | ||
| Others | 0,17% | 0,12% | 0,10% | 0,10% | 0,15% | 0,14% | 0,31% | 0,18% | 0,15% | 0,18% | ||