In this task, you are given an input list. A list contains several comma-separated items written within brackets. You need to return the count of all the numerical elements in the given list. Return 0 if no numerical element in the list.
['6463', 'e', '2947', 's', '5185', 'e', 'N', '6887', 'L', '7535', 'x', 'o', 'j', '7477', 'U', '3045', '5133', '7033', '4037', '9539', '8191']