According to the Pew Research Center, in 2014, 22.8% of the American population does not identify with a religion, including atheists (3.1%) and agnostics (4%).[2] According to the 2014 General Social Survey, 21% of the American population does not identify with a religion; furthermore, the number of atheists and agnostics in the U.S. has remained relatively flat in the past 23 years. In 1991, only 2% identified as atheist, and 4% identified as agnostic. In 2014, only 3% identified as atheists, and 5% identified as agnostics.[3]