Eastern Orthodoxy by country
Based on the numbers of adherents, the Eastern Orthodox Church (also known as Eastern Orthodoxy) is the second largest Christian communion in the world after the Roman Catholic Church. The most common estimates of the number of Eastern Orthodox Christians worldwide is approximately 200–260 million. The numerous Protestant groups in the world, if taken all together, outnumber the Eastern Orthodox, but they differ theologically and do not form a single communion.
North Ossetia – Alania
According to a 2012 survey which interviewed 56,900 people, 49% of the population of North Ossetia – Alania adheres to the Russian Orthodox Church, 10% declare to be unaffiliated Christian believers, 2% are either Orthodox Christian believers who do not belong to churches or members of non-Russian Orthodox bodies. The second-largest religion is Ossetian ethnic religion, generally called Uatsdin (Уацдин, "True Faith"), a Scythian religion organized into movements such as the "Atsætæ" Church, comprising 29% of the population. Muslims constitute 4% of the population, and Protestants the 1%. In addition, 1% of the population declares to be "spiritual but not religious" and 3% to be atheist.