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.
['7441', '5943', 'I', '3683', 'Z', 'T', '139', 'j', '9915', '7925', '3711', '9021', 'u', 'b', 'i', '6245', '2927', '5191', '8681', 'V', '4827', 'o', '8251', '1369', '5599', 'W', 'A', '1799', 'f', 'D']