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.
['4613', 'n', '8391', 'b', 'W', 't', 'C', '7889', 'G', '1', '6647', 'y', 'a', 'a', '859', 'X', 'b', '7353', '6033']