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.
['6579', '6247', 'G', '2197', 'U', '1209', 'M', 'B', 'u', 'N', '4393', '8469', 'k']