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.
['B', '3643', 'z', 'E', 'F', 'm', '6253', 'P', 'o', 'N', '5621', 'C', 'h', '2901', 'X']