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.
['6383', '3851', 'b', 'Q', 'a', '8831', '9671', '4821', '5635', 'e', 'z', 'W', 'P', '609', 'D', '2899', 'S', '349', 'c', 'U', '2293', 'm', 'J', '7331', 'O', 'M', 'U']