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.
['B', '5283', 'w', '127', '3341', 'z', 'O', '3269', 'c', 'n', 'Y', '8835', '1029', 'L', '5845', 'K', 'g', 'u', '1591', 'i', 'R', '3493']