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.
['6721', 'n', 'Z', 'A', 'O', 't', '573', 'm', '9549', 'v', 'i', '1715', 'S', 'p', '7609', 'q', '4413', 'q', '6583', 'v', 'n', '3865', 'E', 'b', 'k', 'X', '8325', '2879', 'f', 'b', 'O', 'c', '4695', '3427', 'z', 'n', '191', '5305']