It looks to me (based on outdated statistics [1]) that the Roman Catholic Church would come in at the bottom of the list, with "just under a million". If you c

It looks to me (based on outdated statistics [1]) that the Roman Catholic Church would come in at the bottom of the list, with "just under a million". If you can find better statistics, Wikipedia has a handy "edit" button for you to use! [1]http://www.tldm.org/News11/DevastatingDeclineReligiousOrders.htm http://www.tldm.org/News11/DevastatingDeclineReligiousOrders...