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.
['W', '3715', 'B', '8831', 'U', 's', 'C', '8603', '5387', 'Z', '4889', 'P', '5163', 'm', '2685', 'T', '5057', 'q', '9831', '9693', '4739', 'a', 'T', '3867', '7687', 'Q', 'a', 'g', '6853', '6747', '2401', '7177']