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
['Z', 'H', 'C', '7327', 'R', 'k', 'M', '9943', 'L', '3891', '1921', '4625', '3685', '7071', '7939', 'Q', '7703', '1383', '3647', '8113', '8339', '5993', 'a', '9491']