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
['9755', '2687', 'F', '1715', '8973', '3807', '3627', '1135', 'R', '7937', 'K', 'W', '1815', '8335', '8055', 'Z']