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   Sociology 441: Stratification 
      
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| Other family income trends: | 
| Median income | 
| Bottom quintile | 
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| Quintile ratios: | 
| Ratio of top to bottom | 
| Ratio of top to median | 
| Ratio of median to bottom | 
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| Income share trends: | 
| Share of bottom quintile | 
| Share of middle quintile | 
| Share of top quintile | 
| Gini index of inequality | 
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Sources: US Census Bureau,
http://www.census.gov/hhes/income/histinc/histinctb.html  
 
 
| return to: | Sociology 441 home page | Sociology 441 list of figures | 
| Last updated November 7, 2002 | 
      
     comments to: Reeve Vanneman.
     reeve@umd.edu   
     
     
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