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.
['i', '9789', '1653', '7595', '8365', 'f', 'p', '4621', 'O', '3157', 'e', '2159', 'B', 'Z', '2659', 'u', 'j', '5929', '2621', '9935', 's', 'M']