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
['4465', '4863', '7799', 's', '5797', '3655', '171', '51', '1401', 'P', '3437', '4055', 'Y', '1347', '6391', '4207', '5535', 'z', '9291']