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.
['4841', '8863', '173', 'Y', 'q', 'k', '6523', 'z', 'A', '3359', 'W', 'Q', '3139', 'l', 'Q', 't', '3677', '3217', 'Z', 'u', 'y']