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.
['1067', '9705', 'D', 'z', '9549', '7937', '6749', 'Q', '9617', 'h', '2721', '2491', 'd', 'R', 'z', 'Y', 's']