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.
['5797', '7823', 'G', '171', 't', 'j', '4025', '9075', '8535', 'C', '8755', '7705', '6623', '4525', 'D', '1423', '5253', '3967', '1647', '3323', '3075', 'q', '2673', 'M', '9135', '6305', 'n', 'y']