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
['3621', '7071', 'b', 'n', 'H', '1337', '2141', '4249', 'E', '6997', '7487', '1025', 'R', '1023', '1517', '7395']