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.
['6261', 'w', 'N', 'r', 'l', 'l', 'k', 'e', 'E', '2323', 'Q', '1495', '6875', '4203', '7389', '6415', 'B', '6287', '3845', 'k', '4305']