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.
['Z', 'z', 'W', '971', '9593', '5301', '5919', '2807', 'C', 'Z', 'r', 'd', 'i', '9005', '3007', 'W', 's', 'Z', '8499', 'u']