| After tax family income : After-tax income in 2005 of
  economic families - 20% sample data | 
| After tax family income : Under $10,000 (20% sample) | 
| After tax family income : $10,000 to $19,999 (20% sample) | 
| After tax family income : $20,000 to $29,999 (20% sample) | 
| After tax family income : $30,000 to $39,999 (20% sample) | 
| After tax family income : $40,000 to $49,999 (20% sample) | 
| After tax family income : $50,000 to $59,999 (20% sample) | 
| After tax family income : $60,000 to $69,999 (20% sample) | 
| After tax family income : $70,000 to $79,999 (20% sample) | 
| After tax family income : $80,000 and over (20% sample) | 
| After tax family income : Median after-tax family income (20%
  sample) | 
| After tax family income : Average after-tax family income (20%
  sample) | 
| After tax family income : Standard error of average after-tax
  family income (20% sample) | 
| After tax family income : After-tax income in 2005 of couple
  economic families | 
| After tax family income : Under $10,000 | 
| After tax family income : $10,000 to $19,999 | 
| After tax family income : $20,000 to $29,999 | 
| After tax family income : $30,000 to $39,999 | 
| After tax family income : $40,000 to $49,999 | 
| After tax family income : $50,000 to $59,999 | 
| After tax family income : $60,000 to $69,999 | 
| After tax family income : $70,000 to $79,999 | 
| After tax family income : $80,000 and over | 
| After tax family income : Median after-tax family income $ | 
| After tax family income : Average after-tax family income $ | 
| After tax family income : Standard error of average after-tax
  family income $ |