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.
['9121', 'M', '7537', 'p', '6719', '4871', '3021', 'P', '3813', 'Z', '3843', 'j', 'n', '1175', 'V', '7335', 'E', '8509', 'a', 'D', '1253', '4591', '1057', '7767', 'I', '9043']