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
['8821', 'm', 'E', 'z', '8359', '7309', '3367', '5745', '3575', 'A', 'I', 'C', 's', '8437', 'S', '4623', '5429', 'R', '579', 'H', 'A', '8043', 'X', 'b', 'a', 'G', '1633', 'x', 'B', 'a']