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.
['n', 'k', '8473', '7319', 'n', '4415', '5531', '5533', 'M', 'b', '6223', '4835', 't', '9211', 'R', '4013']