Which U.S. president of the last few decades attended church the most?

To refresh your memory, they are:

Gerald Ford
Jimmy Carter
Ronald Reagan
George H.W. Bush
Bill Clinton
George W. Bush
Barack Obama
Donald Trump
Joe Biden

The answer is...
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Joe Biden. Biden has so far attended church over 100 times since his inauguration. Next is Jimmy Carter who attended church over 70 times during his four years in office. Trump went to church 14 times during his presidency.