Are you celebrating Christmas today? The Pew Forum on Religion & Public Life has new data on religious populations around the globe. Christians number 2.2 billion, or about one-in-three (32%) people worldwide — the largest majority, followed by Muslims and the unaffiliated. 

Are you celebrating Christmas today? The Pew Forum on Religion & Public Life has new data on religious populations around the globe. Christians number 2.2 billion, or about one-in-three (32%) people worldwide — the largest majority, followed by Muslims and the unaffiliated.