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.
['T', 'F', '517', 'Q', 'X', 'V', 'q', 'm', '4603', '8719', 'm', '7923', '427', 'b', '2387', '1697', 'f', 'T', '8837', '7815', '4375', '3655', 'a', 's', 'O', 'b', 'T', '597', '8601', '3387']