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', '4057', 'w', 'N', '6621', 'n', '8353', '3797', 'k', '2463', '1413', '1745', 'W']