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.
['R', 'N', '6979', 'n', '7501', 'F', 'u', 'l', 'b', '4297', '9955', '9457', '8211']