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.
['501', '9101', 'M', 'P', '1495', 'Y', 'd', '3', '6801', '1419', 'K', 'D', 'u', '4955', '9269', 'B', 'v', 'm', 'm', 'z']