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.
['8279', 'L', '9671', '353', '4627', '1565', 'D', 'S', '3151', '6529', '4257', 'k', '5093', '3753', 'v', 'r', '8191', '7257']