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.
['v', '767', 'c', 'n', 'D', '7021', '4969', 'e', 'V', 'Y', '4597', '4501', '5539', 'R', '9399', '5277', 'I', '9045', 'f', '9', '4419', 'n', 'K']