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
['7075', 'X', 'R', '8617', '3917', 'Y', 'u', '9209', 'z', '1989', 'a', 'o', '9077', 'P', '7159', '4679', 'x', 'a', 'P', 'B', 'S']