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.
['7877', 'S', '3761', '3583', 'l', 'L', 'y', '5555', 'q', '1749', '9665', '2123', 's', 'R', '5141', 'K', 'b', '9967', 'b', '7645', '1087', 'o', '3223', 'A', '6861', 'W', '4891', '8517', 'n', '801', 'A', '5127', 'y', '8883', 'm', 'O', '3915', 'o', 'A', 'k']