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.
['8515', '8631', '4595', '3947', '2839', '4043', 'N', 'N', '1699', '2589', 'K', '4659']