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
['2307', 'C', 'f', 't', '1309', '477', 'R', '6505', '6531', 'X', '6759', 'J', '6263', 'U', 'z', '7179', 'C', 's', 'r', '3873', 'X', '2083', '8783', 'U', 'D']