Furthermore, in 2009, the book A sceptics guide to atheism indicated: "A worldwide poll taken in 1991 put the [[Global atheism|global figure for atheists]] at just 4.4% of the population. By 2006 it was estimated that only 2% of the world population were atheists." | Furthermore, in 2009, the book A sceptics guide to atheism indicated: "A worldwide poll taken in 1991 put the [[Global atheism|global figure for atheists]] at just 4.4% of the population. By 2006 it was estimated that only 2% of the world population were atheists." |