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.
['E', '6993', 'G', 'n', 'U', 'Q', 'N', '1875', '3691', 'y', 'z', '2877', '2877']