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
['4171', 'R', '7555', '8335', '1233', 'm', 'C', 'k', 'q', '1275', '6189', 'B', '9035', '6987', 't', 'P', 'a', '3679', '1421', '6039', '553', '1807']