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.
['839', 'U', '2915', '3071', 'e', 'A', 'X', '8709', '5261', 'Q', '3561', '6489', '425', 'H', '1709']