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.
['x', 'n', '557', 'P', 'k', 't', '2053', 'L', '2239', 'P', '919', 'k', 'A', 'e', 'D', '8489', 's', '7471', 'm', '5667', '7433', 'W', '7733']