There are about 1.57 billion Muslims in the world , according to the report . Report by the Pew Forum on Religion & Public Life . Nearly 2 out of 3 of world 's Muslims are in Asia , report says . Huge as the project of mapping the world 's Muslim population is , it is only the first step in a Pew Forum undertaking . Comment:
There are about 1.57 billion Muslims in the world , according to the report . Report by the Pew Forum on Religion & Public Life . Nearly 2 out of 3 of world 's Muslims are in Asia , report says . Comment: