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.
['7593', 'Y', '341', 'B', '7167', '3261', '3473', 'U', 'B', '3105', '7071', 'j', 'f', 'K', '6307', '9379', 'W', 'K']