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
['B', 'a', '545', 'Y', '5627', '6667', 'f', 'b', '9671', 'k', 'G', 'z', '7873', 'J', 'r', 'U', '169', 'u']