University of Maryland
Sociology 441: Stratification 
graph median to bottom income ratio, 1950-2005

Other quintile ratios:
Ratio of top to median
Ratio of top to bottom

Quintile share trends:
Share of bottom quintile
Share of middle quintile
Share of top quintile
Gini index of inequality

Family income trends:
Bottom quintile
Median income
Top quintile


 

Sources: US Census Bureau, http://www.census.gov/hhes/income/histinc/histinctb.html
 
 


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Last updated November 7, 2002
comments to: Reeve Vanneman. reeve@umd.edu