If the main database includes a total number of adherents in the world, the highest recent number (but not necessarily the most accurate one) is shown in the index.
A
Aaronic Order: 2,000 (4 recs.)
Abecedarians (2 recs.)
Abelites
Abenaki
Abenaki, Passamaquoddy, and Penobscot (2 recs.)...