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.
['D', 'y', 'E', '4709', '2977', '3637', '8401', 'N', 'j', '597', 'c', '6861', '3711', 'G', '1573', '9973', '3333', 'H', 'Z', '579']