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.
['M', '5311', 'I', 'R', '2239', 'X', '3985', '6591', 'H', '1067', 'V', '6921']