Pew Research Center survey 2013 Pew Research Center survey 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 68 percent of black Americans 2013 Pew Research Center survey Pew Research Center