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.
['3857', 'n', '5835', '5275', 't', '4169', '2641', '1579', '8329', '7187', 't', '3509', 'o', 'l', 'x', '3599', 'D', 'n', 'y', 'b', '559', '4307', '3227', '613', 'K', 'N', 'F', 's', 'u', 'K', 'w', '3335', '4237', 'R', '8627', '2709']