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.
['3511', 'b', 'a', '2975', 'c', '5405', 'i', '2031', '8307', 'c', '9967', 'H']