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.
['7139', 'T', 'T', 'l', 'e', 'z', 'K', 'P', '2925', '9331', '3369', '5887', '81', '1615', 'e', '7387', '4781', 'l', '8491', 'B', '7041', '9931', '1537', 'q', '8413', 'B', '8331', 'J', '5733', 'Q', '3529', 'a', 'V', 'q', '3123', '877', 'k', '5899']