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.
['1739', 'B', 'h', '7539', 'b', 'C', '5909', '7549', '4511', 'a', '719', 'O', 'z', 'm', '405', 'M', '9495', '415', 'P', '7877', 'T', 'f', '6389', 'X', 'U', 'K', 'L']