Population and Housing Censuses Burgos Dwellings by municipalities (with over 50,000 inhabitants or capitals), type of housing and year of construction (aggregate) of the building Units: dwellings ;Total;Before 1900;From 1900 to 1920;From 1921 to 1940;From 1941 to 1950;From 1951 to 1960;From 1961 to 1970;From 1971 to 1980;From 1981 to 1990;From 1991 to 2001;From 2002 to 2011;No data recorded; 2.1 Total main dwellings; 09059 Burgos;71,076;1,374;355;1,343;2,767;4,715;15,723;13,280;6,746;9,219;11,904;3,648; 2.21 Secondary dwellings; 09059 Burgos;6,893;210;75;104;386;417;1,464;1,379;647;837;1,328;46; 2.22 Empty dwellings; 09059 Burgos;14,107;838;375;688;879;781;2,869;1,990;596;1,784;3,106;203; Notes: Source: National Statistics Institute