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.
['s', 'R', 'u', '6257', 'z', 'k', '5557', '6637', '9867', 'B', 'A', '2527', 't', '1391', 'l', '1371', 'Y', 'M', 'p', 'Z', 's', 'M', '1925', 'O', 'j', '1337', 'W', 'q', '8751', '1995', 'K', '349', 'u', '4365']