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.
['b', '2713', '7601', '1151', '8885', '4007', 'M', '8625', 'g', '1609', 'B', 'P', '2553', 'k', 'X', '1233', '1865', 'u', '4205', 'z', '7449', 'O', '3305', 's', '7389']