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
['9001', '3941', 'o', 'w', '5797', '5457', '6973', '4437', 's', '8493', '9639', '7713', 'D', '9703', '2603', '6521', '7383', 'E', 'B', '9489']