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.
['g', 'z', '4837', '4655', 'b', 'A', '3837', '9863', '3903', 'h', '3599', '3223', 'e', 'S', 'R', '687', '1721', '3267', '9605']