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.
['7333', 's', '5217', 'J', '3111', '7395', '7921', '465', '2017', 'I', 'w', 'f', '2651', 'K', '1275', '5793', 'i', 'm', '8163', '6471', 'u', 'C', 'i', 's']