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.
['W', 'b', 'C', '6859', '8903', 'c', 'z', 'e', '7731', '8825', 'P', 'A', 'b', '2493', '9905', 'g', '6203', '2517', '971', '8795', 'R', '7445', '9723', '1469', '8425', 'i']