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.
['2175', '6593', '4457', 'n', 'r', '7141', '5705', 'l', 'P', '1479', '8277', '4529', '1897', 'a', 'L', '4829', '5851', '4545', 'y', 'E', '8507', '8621', 'm', 'D', '939', '2055']