Get population estimates
return_popest_table.RdCreate a table of population estimates using the intercensal population
estimates (popest_ic) and the most recent population estimate vintages
(popest_v<YY>).
return_popest_table.RdCreate a table of population estimates using the intercensal population
estimates (popest_ic) and the most recent population estimate vintages
(popest_v<YY>).