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
['4229', '6271', 'H', 'H', 'h', '2621', '143', '9121', '613', '3077', 'r', '727', '1915', '735', 'M', 'R', 'j', 'F', '3865', '143', '9233', 'a', '1001']