SC-EST2005_18PLUSPOP: Estimates of the Total Resident Population and Resident Population Age 18 Years and Older for the United States and States: July 1, 2005 File: 7/1/2005 State Age-Sex Population Estimates File for Internet Display Source: Population Estimates Program, U.S. Bureau of the Census Release Date: January 2006 Sort order of observations: States in alpha sort. Data fields (in order of which they appear): VARIABLE DESCRIPTION SUMLEV Geographic Summary Level STATE State FIPS code REGION Census Region code DIVISION Census Division code NAME State Name POPESTIMATE2005 7/1/2005 resident population estimate POPEST18PLUS2005 7/1/2005 resident population estimate age 18 years or older PCNT_POPEST18PLUS 7/1/2005 Percentage of State population age 18 years or older The key for REGION is as follows: 0 = United States Total – does not include Puerto Rico 1 = Northeast 2 = Midwest 3 = South 4 = West The key for DIVISION code is as follows: 0 = United States Total – does not include Puerto Rico 1 = New England 2 = Mid-Atlantic 3 = East North Central 4 = West North Central 5 = South Atlantic 6 = East South Central 7 = West South Central 8 = Mountain 9 = Pacific