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.
['1409', 'a', 'H', '8295', 'z', '5217', '7081', '8601', '8279', 'E', 't', '1215', '2629', '2707', 'b']