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.
['M', 'm', 'j', 'z', 'e', 'l', '6833', 'V', '4575', '4931', '1829', 'E', 'T', '1373', '2683', '7637']