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', '2511', '9273', '7155', '3673', 'n', 'i', '8647', 'Y', '4297', 'K', 'M', '7301', '5413', 'v', '7123', 'Z', '1009', '4599', 'x', '9821', 'b', 'z', '2727']