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.
['t', '5425', '7665', '5857', 'Y', '5579', '4435', 'b', '3503', 'Z', 'F', 'R', 'O', 'p', '5439', '5241', 'z', 'p', 'J', '4581', 'Q', '6787', '1779', '5157', '7075', '1923', 'L', 'y']