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.
['C', 'm', 'f', '3071', 'N', 'r', '203', 'K', 'W', '579', '8937', '2029', '7803', '2707', 'V', 'R', '3273']