Description Usage Format Source
A data.frame containing the fips code and two-letter abbreviation for states and territories in the U.S. See https://www.census.gov/geo/reference/county-changes.html for changes over time.
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A data.frame with 57 rows and 2 variables:
State abbreviation.
state fips code.
U.S. Census Bureau, available at https://www.census.gov/geo/reference/codes/cou.html.
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