University of Maryland
Sociology 441: Stratification 
graph middle quintile share, 1950-2005

Other share trends:
Share of bottom quintile
Share of top quintile
Gini index of inequality

Quintile ratios:
Ratio of top to bottom
Ratio of top to median
Ratio of median to bottom

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