Census : 45.7 million Americans uninsured in 2007 , down from 47 million in 2006 . Decrease a bit , number was expected to increase for seventh straight year . Findings will give hope to expansion of expanded private health - care plans . Real median household income increased 20 percent nationwide , Census finds .
Census : 45.7 million Americans uninsured in 2007 , down from 47 million in 2006 . Decrease a surprise , number was expected to increase for seventh straight year . Findings will give boost to backers of expanded government health-care plans . Real median household income increased 1.3 percent nationwide , Census finds .