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Delineations used for presenting metropolitan area statistics in Census 2000 publications.
Delineations based on application of 1990 metropolitan area standards to 1990 census data.
Delineations used for presenting metropolitan area statistics in 1990 decennial census publications.
Delineations based on application of 1980 metropolitan areas standards to 1980 census data.
Delineations used for presenting metropolitan area statistics in 1980 decennial census publications.
Delineations based on application of 1971 metropolitan area statistics in 1980 decennial census publications.
Delineations used for presenting metropolitan area statistics in 1970 decennial census publications.
Delineations based on application of 1958 metropolitan area standards to 1960 census data.
Delineations used for presenting metropolitan area statistics in 1960 decennial census publications.
Delineations used for presenting metropolitan area statistics in 1950 decennial census publications.
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