census_variables        List of census variables for SVI calculation
find_svi                Retrieve census data and calculate SVI for one
                        or multiple year(s)/state(s)
get_census_data         Retrieve American Community Survey data for SVI
                        variables
get_svi                 Calculate SVI for communities in a region from
                        census data
state_valid             Table of valid full names/abbreviations/FIPS
                        codes of 52 states
variable_calculation    Table of census variables and formula for SVI
                        calculation
zcta_state_xwalk        Relationship file (crosswalk) for ZCTAs by
                        state
