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.
['X', '5603', '421', 'a', 'v', '2315', 'b', '317', 'z', 'q', '7271', '1081', '1329', '7063', '349', 'h', '5343', '4359']