13% of all US Catholics attended a Traditional Latin Mass in the Past 5 Years: Traditional Catholics are 7.1% of all practicing Catholics in America

 

From the Pew Research extensive statistical study of American Catholics:

13% of Catholics say they have attended a Traditional Latin Mass (TLM) at least once in the last five years, including 2% who say they attend a TLM weekly today.

Now, let's break this down.