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.
['4697', 'b', 'h', '417', 'T', '4731', '6869', '1241', '9917', 'z', '6713', 'W', 't', '853', '8621', 'l', '575', 'X', 'Y', '6905']