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.
['8493', '6325', 'Q', 'v', 'l', '1113', 'L', 'n', '7641', '2973', '5017', '5839']