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.
['5135', 'T', 'r', '2593', 'N', 'h', 'g', '9831', 'd', '2447', '6399', '5491', '6861', '3525', 'M', 'N', 'B', '8367', 'o', '5357', 'u']