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
['6997', 'C', 'Z', 'Z', '7869', 'U', 'x', 'w', '4545', 'D', '8247', 'J', '2831', 'x', 'L', '9607', 'h', '2937', '8327', 's', 'y', 'l', 'U', 'S', 'M', 'a']