The legislation that the Senate passed Christmas Eve, which is expected to resemble closely the final bill that is hashed out between the House and Senate over the next month, would leave about 8 percent of the population under age 65 without health insurance, according to the nonpartisan Congressional Budget Office.
http://www.washingtonpost.com/wp-dyn/content/article/2010/01/01/AR2010010101837.html