"[R]ich families were the undisputed winners from President Bush's tax cuts." The New York Times, January 2007.

Hoven's Index for June 20, 2011
Average tax rate (all federal taxes: income, SS, corporate, excise) in 2007:
Lowest quintile: 4.0%
Second quintile: 10.6%
Middle quintile: 14.3%
Fourth quintile: 17.4%
Highest quintile: 25.1%