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.
['3591', '1857', 'e', 'n', 'h', 'c', '1789', 'D', '9179', 'X', 'I', 'Z', 'J', 'B', 'e', '9487', 'p', '4139', 'B']