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.
['7525', '6199', '1151', 'g', 'i', 'J', '5219', '1085', '4691', '3335', '499', 'z', 't', 'E', 'X', 'L', '8035', '6105', '8739', '3023']