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.
['5649', '6965', 'X', 'A', '4143', 'n', '1463', '9971', '1489', '3027', '8565', '7737', 'k', 's', 't', '6327']