The CIA's World Factbook gives the world population as 7,021,836,029 (July 2012 est.) and the distribution of religions as Christian 100% (of which Roman Catholic 18.85%, Protestant 8.15%, Orthodox 4.96%, Anglican 1.26%), Muslim 22.74%, Hindu 13.8%, Buddhist 6.77%, Sikh 0.35%, Jewish 0.22%, Baha'i 0.11%, other religions 10.95%, non-religious 9.66%, atheists 2.01%.