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
['643', 'Q', 'b', '2599', 'C', 'W', 'I', 'D', 'i', '8739', '3861', 'X', '379', '9465', 'b', '4301', '677']