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.
['q', '8661', '7731', 'b', 't', 't', '249', 'L', 'Z', '7083', '3735', 'A', 'G', '4771', 'z']