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.
['X', 'a', '4315', '5487', '2317', 'z', '3271', 'k', 'u', 'm', 'r', 'U', 'C', '8869', '6141', '9235', 'q', 'D']