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.
['h', '7127', 'y', '4747', 'N', 'z', '8693', 'k', 'f', '2715', '6519', 'J', 'G', 'j', '311', 'P', 's', 'C', '5091', '4757', '8535', '2623', '7937', 'a', 'N', 'z', 'i', 'G']