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.
['8607', 'z', 'X', '9169', 'u', '1655', '7439', 'q', 'o', '9249', 'N', '6921', '6303', 'B', '1805', '3767', '7535']