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.
['723', 'Q', 'm', 'l', 'D', 's', 'l', '2125', 'i', '7317', 'Y', '5355', '6003', '4283', '205']