Based upon context—the ongoing 7 year pattern of concrete deeds—one can only surmise an active and “secret” Muslim faith. No other reasonable conclusion can be drawn.
As a so-called Christian Mr. Obama should easily recognize Romans 2:6 in which it is written: “God will repay each person according to what they have done.” Applying colloquial language to Scripture it means 'evaluate every person by their behavior not their words'.