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.
['4897', 'A', '6327', '973', 'R', 'C', 'q', '973', 'W', 'o', 'L', '4071', 'e', 'o', '6921', '5603', '3765', 'm', 'c', 'y', '9903', 'J']