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.
['8431', '4363', 'i', '1747', '9103', 'D', '7257', 'E', 'I', '9995', 'T', '4291', '2111', 'v', '9911', 'f', '3497', '3795', '4381', '3435', 'a', '7927', '5921', 'y', 'S', 'O', '7069']