us_national_population: Population of the United States, 1790-2010

Description Usage Format Variables References Examples

Description

Population figures for the entire United States of America from the decennial census.

Usage

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Format

A data frame with 23 observations of 2 variables.

Variables

References

This dataset has been gathered by the NHGIS. Minnesota Population Center, National Historical Geographic Information System: Version 2.0 (Minneapolis: University of Minnesota, 2011).

Examples

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head(us_national_population)
if(require(ggplot2)) {
  ggplot(us_national_population,
         aes(x = year, y = population)) +
  geom_line() +
  ggtitle("Population of the United States, 1790-2010")
}

ropensci/historydata documentation built on May 27, 2019, 4:31 p.m.