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.
['4575', 'U', '7027', '4597', 'D', '3017', 'J', 'O', 'j', 'T', '3647', '6295', '6413', '4957', 'z', '7475', '9573', 'c']