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.
['R', 'E', '6357', 'F', 'f', 'A', 'w', '6385', '7965', '5491', '6857', 's', 'l', '2937']