The U.S. Census Bureau doesn't
track religious affiliation but estimates of the number of Muslims in the US vary between 2M and 7M people.
His first vice president, Hannibal Hamlin, was Protestant, according to adherents.com, which
tracks the religious affiliations of presidents and vice presidents throughout U.S. history.
Not exact matches
The data presented in Pew's latest, wide - ranging analysis are based primarily off of estimates, since the government doesn't
track specific
religious affiliation for new permanent residents.