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.
['6335', 'n', 'f', '3071', '5333', 'g', '7857', 'n', '1227', 'R', '875', 'o', '3999', '7479', '6279', 'h']