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.
['5787', '5289', '2849', '7471', '8253', '6071', 'p', 'w', 'U', '9317', '9469', '3467', 'Z', '5987', '295', '9571', '2527']