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.
['6477', '6753', 'H', '857', 'i', '5717', '125', 'P', 'o', 'D', '7051', 'Q', '5993', 'g', 'e', 'x', '391', '3537', '9065', '553', '6277', '9781', 'b', '3745', '7887', 'o', '2323', 'O']