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.
['P', 't', 'q', 'q', '4503', 'j', 'D', '1423', 'W', '495', 'm', 'O', '5855', 'x', '625', '3955', '9665']