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 alphabetical elements in the given list. Return 0 if no alphabetical element in the list
['N', '4007', 'c', '661', 'g', 'O', '5397', '2103', 'M', '9895', 'M', '6007', 'n', '1169', 'I', 'b', '4739', 'b', '3105', 'X', '8765', 'I', '8721']