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.
['s', 'j', 'h', '3831', 'R', '1441', 'I', '4089', 'E', 'O', '375', 'w', 'n', '8217', 'q', 'b', '8707', 'l', '4425', '6787', 'f', 'K', 'l', '219', 'z', '3421', 'q', 'c', 'P', 'b', 'D', 'z', '1533', 'J']