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.
['F', 'f', '3675', '4723', 'B', '6793', 'n', '487', 'h', 'W', 'x', 'H', 'n', 'f', 'l']