A study was carried out in 2000 to determine the percentage of religion in India , with a sample population of less than 20 million people .
Druze number around 500,000 , and concentrate mainly in the southern area of Jabal al-Druze.. Michael Izadi in a study of 2000 ( population estimate 18 million ) put the Sunni percentage at 68.4 % , Shi'a Twelver 3.2 % Christian at 11.2 % and the remainder at 17.2 % Columbia edu .
Syria