2.2.5	Characteristics of U.S. Housing by Vintage, as of 2005
			Share of				Average Home Size (square feet) (1)
Vintage			US Housing Stock				Single Family			Multi-Family			Mobile Home
Prior to 1950				20%				2,677			1,021			775
1950 to 1969				23%				2,433			927			775
1970 to 1979				17%				2,666			869			948
1980 to 1989				17%				2,853			909			1,008
1990 to 1999				16%				3,366			940			1,245
2000 to 2005				8%				3,680			1,047			1,425
Total U.S. Homes (millions)				111.1	U.S. Average			2,838			941			1,062
Note(s):	1) Average home sizes include both heated and unheated floor space, including garages.