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
['5691', '9811', 'o', '8587', 'd', 'n', '8789', '2173', 'm', '9877', 'c', 'N', '875', 'N', 'r']