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.
['6537', '2787', 'U', '4523', '757', 'E', 'c', 'm', '4763', 'm', 'L', 'v', '5949', '4931', '3537', 'C', '4705', 'T', '7615']