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.
['9341', 'O', '5055', '5143', '5813', 'n', 's', '6987', 'M', '3109', '2193', '2813', 'P', '7519', 'D', '7821', '1475', '6723', 'C', 'r', '5927', 'l', 'R', '3421', 'p', 'i', '4393', '3209', 'b', 'u', 'M']