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.
['9811', '473', '6271', '8765', 'S', 'z', '5707', 'S', 'v', 'P', 'y', 'I', 'v', 'l']