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