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.
['1683', '2247', 's', '4567', '4833', '9709', '5815', 'o', 'T', 'R', '8357', 'y', '631', 'p', 'C', 'S', 'R', 'x', 'b', 'e', '8143', '9533', 'z', '4075']