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.
['B', '6417', '8251', '159', '5167', 'T', 't', 'b', 'K', 'F', '5473', 'z', 'I', '2745', '1473', 'l', 'j', '2517', 'p', '689', '5639', '1547', 'G', 'b', 'x', 'V', 'I', '3307', '1375', '3971', '921', 'j', '8905', 'f', 'Z', '8295', 'i', '8815']