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.
['3633', 'S', '2623', 'w', 'D', 'c', 'K', 'w', '4945', 'X', 'd', '7257', 'R', '9155', 't', 'i', 'y', '621', 'Y', '2785', '2389', '8019', 'T', 'N', '8873', 'G', 'W', 'Z', 'E']