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.
['5879', 'x', '9019', 'y', 's', 'u', '7287', 'D', '8479', 'A', 'k', 'L', 'u', '1479', 'j', '8017', 'K', '3437', '9553', '9809', '4723']