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.
['z', 'R', 'g', '9321', 'V', 'a', '9367', 'l', 't', 'c', '5487', 'K', '9133', '2875', 'x', '1093', 'u', 'V', 'S', 'a', '5713', 'x', 'U', '1711', 'L', '2961', '2165', '2375', '3413', '3269', 'u', '3527']