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.
['5387', 'I', 'T', '4935', 't', 'z', '8821', 'W', '7843', 'h', '2591', 'm', 'b', '6613', '8489', '1861', '8601']