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.
['573', 'R', '2611', 'o', '9133', 'e', 'A', 'e', 'n', 'q', '3339', 'k']