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.
['5621', 'W', 'r', '7701', 'v', 'w', '2351', 'k', '2509', '4805', '7247', '1455', '8419', 'C', '1135', 'Z', 'U', 'm', '7947', '6649', 'A', 'B', 'U', '4203', 'G', 'w', 'd', 'P', 'P', 'w', 'M', '7933', '2865', '2807', 'c', 'S', 'Z', 'z', '8033']