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.
['4489', '4939', 'R', '2139', '9943', '3111', 'Q', '8155', '4433', '2311', 'V', 'N', '4425', '4903', '2929', '8509', 'Z', 'V', 'N', '897', 'I', 'M', 'T', 'U', 'e', 'z', '6073', 's']