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
['4549', '9927', '8599', '6921', 'Q', '8205', '1009', 'Q', 'z', 't', '51', '8481', 'a', '5441', '1225', 'Z', '2181', 'D', 'I', '957', '6493', '357']