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
['1', 'b', 'x', 'O', '8627', '509', 'o', 'C', '7707', 'P', '377', '5677', 'M', '219', 'o', 'W', '1931']