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.
['8819', '8471', 't', 'n', '5201', '7427', 'Y', '8633', '9775', '5971', '2771', '6591', '9581', '6047', 'G', 'S', '6123', '1559', 'J', '7491', 'X', 'G', '947', 'm', 'p', '331', '2765', 'a']