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.
['R', 'x', 'K', 'I', 'v', '5363', 'z', '2189', 'W', 'n', 'k', '2521', 'h', '8527', '2569', 'T', 'c', '8209', 'O', '8907', '2355', '3593', 'Y', '7639', '2241', '1805', '8105', '721', '9201', '2679', '9489', 'o', 'O']