The table below shows the religious affiliations among the ethnicities in the United States, according to the Pew Forum 2007 survey.

Recent statistics from the Pew Forum provide additional explanations for the decline.

John Green, senior fellow with the Pew Forum, said: "There are risks coming out with any positions for evangelical leaders.

A similar survey in the United States by the Pew Forum on Religion and Public Life put the number at nearly 60 percent.

A 2012 study by the Pew Forum on Religion & Public Life reports:

The total Muslim population in Latvia is estimated at about 2000 by Pew Forum.

According to a 2007 survey conducted by The Pew Forum, the religious affiliation of the people of Arizona were:

The Pew Forum on Religion & Public Life.

According to the Pew Forum, Islam is the faith of 1.5% of the population.

Pew Forum identifies 20% as Shia while 15% as Ahmadi.