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.
['8457', 'b', '8441', 'v', '3191', 'S', 's', 'U', 'O', 'O', 'X', 'T', 'i', '6255', '7159', '8493', '9387', '2167', 'p']