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.
['u', '3859', 'a', '6739', 'A', 'b', '8957', '5145', 'T', 'Z', '4793', 'E', 'c', '1387']