Duh: More people covered when insurers forced to sell to everyone

The U.S. Census Bureau threw more fuel on the health insurance reform fire Monday when it released its statistics on which states have the most uninsured people.

Only 4.1% of people in Massachusetts don't have health insurance, making it the most-insured state, thanks, at least in part, to a law passed two years ago that requires residents to buy health insurance.

"Massachusetts is a microcosm of what the Democrats want to do on a national level," Michael Cannon, director of health policy studies at the Cato Institute, told CNNMoney.com