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.
['n', 'w', '7575', 'h', 'f', '3799', '7639', 'p', '5807', '8145', '25', 'r', '7001', 'I', 'r', 'b', 'p']