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.
['6863', '8929', 'z', '2589', 'Z', '2899', 'a', '4959', 'L', 'L', '1489', 'r', '9523', '7693', 'Q', 'J', '8563', 'q', '7847', 'w', 'g', '8677', '4195', 'D', 'W', 'R', 'd', '4485', '5865']