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.
['5531', '9219', '5445', 'y', '2421', 'H', 'O', '1505', '5111', '7283', 'z', '3553', 'Q', 'c', 'F', '8097', '5443', '1369', '149', 'p', 'o', 'x', 'U', '2571', '5009', '4677', '8991', '3845', 'L', '8071', 'r', 'Z', 'k']