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.
['677', 'f', '2099', '3363', '6657', 'g', '5415', '4599', 'G', 'J', '3231', 'X', 'I', '6479', '439', '6423', 'i', '1963', 'u', '5533', 'F', 'z', 'G']