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.
['I', 'q', 'I', '7123', '4355', 'B', 'B', '6475', 'F', 'x', 'M', 'j', '921', '8445', 'X', '8467', 'a', 'q', '5555', 'C', '1489', '7441', 'f', '8397', '9121', 'S', 'Y', 'O', 'a', '5819', '8071', '7043', '973', 'S', 'N']