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.
['J', 'r', 'E', '9053', '7729', 'M', 'm', '3609', 'F', 'L', 'e', 'I', '1785', 'W', '7269', 'z', 'k', '313']