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.

['6555', '25', '3163', 'G', '8299', 'b', 'y', '3403', 'D', 'K', 'j', 'R']
5

['Z', '4603', '5525', '5851', 'N', 'I', '5949', '1145', 'U', '523', 'C', '9329', '8107', '1353', 'l', '6903', 'p', '9995', 'n', '745']
12

['w', '1721', 'U', '2959', 'p', 'm', '2489', 'D', 'A', '3115', 'Z', 'O', 'C', '255', 'N', 'E', '6275', 'U', 'B', '2099']

7