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.
['667', '265', '5195', 'Y', 'u', '5099', 'n', '8069', '8137', '815', 'h', 'O', 'O', '2965', 'c', '4789']