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.
['6979', '4315', '3875', 'C', '389', 'U', 'm', 'N', '4105', 'v', 'x', '4057', '701', 'P', '8731', '5483', '7735']