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.
['5717', 'w', '873', 'j', '9453', 'q', 'p', 'a', '2375', 'v', 'O', '3575', '8323', '4287', '969', 't', '831', '7081', '4915', 'H']