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.
['8673', 'L', '4369', '4879', 'V', 'n', 'C', '6671', 'P', '5847', 'I', '9677', '2037', '3393', '9839', 'P', '4599', 'R', '4857', '5889', 'X', '2909', '17', 'B', 'Z', '815', '9237', '5295']