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
['8757', '8269', 'b', 'v', 'a', 'O', '6047', 'L', '5715', 'x', '1609', 'z', '6877', '9157', 'K', 'X', '7351', '6197', '8173', '503', '1205']