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
['n', '5489', '381', 'a', 'N', 'r', 'V', '3481', '9979', '3777', 'Z', '3321', 't', '6745', '6613', '4769', 'Y', '8633', 'S', '5027', '6865', 'L', '5657', 'N', 'm', 'z', '9443', '7283', 'a', '6549', '297', 'a', 't', 'W']