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
['5847', '7069', '3023', '5443', '9075', '1815', 'I', '7629', 'U', '7905', 'N', 'i', '7063', '2519', 'i', 'y', 'b']