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.
['2755', '8131', 'H', 'H', 'F', 'k', '343', 'd', '7093', '6431', '733', '2941', 'x', '5505', '6367', '7957', 'L', '7533', '4915', 'Z', 'n', 'w']