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.
['3555', 'I', '5767', 'T', 'a', '8057', 'v', 'B', 'Z', '2053', 'Z', '9213', '2517', 's', '7127', '8699', 'Q', 's']