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.
['U', '7311', '2973', 'p', '401', '545', 'i', '1721', '9635', 'I', '783', '6385', '2007', '2447', '4367', 'p', '9109', 'C', 'z', '9013', 'k', '9051', '9127', 'A', 'G']