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.
['a', 'E', 'N', '4157', 'O', '4605', 'g', '1967', 'I', 'y', '2649', 'o', '8031', '1619', 'L', 'b', '1869', '9763', 'S', 'T', 'U', 'O', 'x', '5619', 'Z']