95 percent of Congress identifies with a religion, far above that of U.S. population
Majority of both parties are Protestant; Democrats show more diversity

The U.S. Congress that opens tomorrow is far more religious, at least in terms of faith affiliation, than the U.S. as a whole: An analysis published by CQ Roll Call, a leading political news organization based in Washington, D.C., found that 99 percent of Republicans and 91 percent of Democrats identify with a rel…