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 numerical elements in the given list. Return 0 if no numerical element in the list.
['757', 'D', '7899', 'G', 'N', '4111', '8005', '605', 'D', '6853', 't', '5257', 'P', '5503', '9623', '1295', '6721', 'e', '8031', 'S', 's', '3045', 'f', '8359', 'R', '1317', 'o', 'W', '509', 'w', 'r', '7659', 'l']