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.
['3415', '269', 'i', 'H', 'i', 'E', '3425', 'e', '7021', 'd', 'f', 'h', 'E', '7017', 's', 'd', 'I']