Table 3 Number of dwellings, by type of building and year of construction. 1 January 2006

3	Number of dwellings¹, by type of building and year of construction. 1 January 2006

	Type of building

	Total	Detatched house	House with two dwellings	Row house, linked house and house with 3 or 4 dwellings	Multi-dwelling building	Recidence for communities	Other type of building²

	Numbers
Year of construction of the building
Total	2 214 770	1 200 816	202 725	250 583	463 172	37 367	60 107

1900 og tidligere	108 264	53 967	6 943	5 091	38 107	549	3 607
1901-1920	79 435	42 260	10 536	5 847	17 435	365	2 992
1921-1940	142 417	66 797	18 662	9 919	43 499	439	3 101
1941-1945	12 676	8 123	1 415	626	2 174	5	333
1946-1960	302 659	148 780	46 702	31 997	67 496	1 060	6 624
1961-1970	276 139	149 236	18 242	29 047	72 912	3 342	3 360
1971-1980	354 573	196 888	16 919	51 120	82 303	4 250	3 093
1981-1990	321 318	198 078	23 871	45 556	40 909	5 206	7 698
1991-2000	232 427	111 959	20 874	35 825	44 233	9 653	9 883
2001 og etter	139 233	47 891	12 248	21 207	44 681	7 808	5 398
Unknown	245 629	176 837	26 313	14 348	9 423	4 690	14 018

	Per cent
Year of construction of the building
Total	100.0	100.0	100.0	100.0	100.0	100.0	100.0

1900 og tidligere	4.9	4.5	3.4	2.0	8.2	1.5	6.0
1901-1920	3.6	3.5	5.2	2.3	3.8	1.0	5.0
1921-1940	6.4	5.6	9.2	4.0	9.4	1.2	5.2
1941-1945	0.6	0.7	0.7	0.2	0.5	0.0	0.6
1946-1960	13.7	12.4	23.0	12.8	14.6	2.8	11.0
1961-1970	12.5	12.4	9.0	11.6	15.7	8.9	5.6
1971-1980	16.0	16.4	8.3	20.4	17.8	11.4	5.1
1981-1990	14.5	16.5	11.8	18.2	8.8	13.9	12.8
1991-2000	10.5	9.3	10.3	14.3	9.6	25.8	16.4
2001 og etter	6.3	4.0	6.0	8.5	9.6	20.9	9.0
Unknown	11.1	14.7	13.0	5.7	2.0	12.6	23.3

¹	Occupied and vacant dwellings.
²	Mainly includes dwellings in industrial buildings, garages and other non-residential buildings.