104: Percentage growth of median family income from 1947 to 1973

22: Percentage growth from 1973 to 2004

1.6: Annual rate of increase in workers’ wages and salaries, 2001-2006

14.4: Annual rate of increase in corporate profits

17.8: Percentage increase in middle-class incomes, 1979-2001

79.6: Percentage increase in incomes of top 5 percent of earners

Source: The Century Foundation