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.
['5497', 'g', '4147', 'V', '7367', 'Z', 'a', 'G', '621', 's', 'z', 'x', '4847', '7241', 'z', 'h']