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.
['p', 'Q', 't', 'q', 'E', '8539', '2331', '1755', 'P', '4107', 'g', 'W', '9803', '559', 'o', 'f', '8131', '7675', '5787', 'u', '8145', '8169', '251', 'X', '7435', '2335', 'C', '3721']