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.
['9487', 'J', 'D', '7203', '4689', '6655', '1439', '2381', '6405', 'L', '1789', 'R', '4985']