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.
['1217', 'z', 'm', 'J', 'a', '4609', 'M', 'Y', '3895', '9235', '3349', '4871', '8655', '9655', 'y', '3537', '8783', '8423', 'a', 'Z']