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.
['5425', '7127', '4293', '8639', '5119', '1725', '7847', 'I', '2783', 'c', 'j', '1393', 'q', 'n', 'K', '9775', '1517']