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.
['7073', '8707', 'c', 'd', '9697', 'A', 't', '1721', 'n', '7065', '647', 'F', '745', '5603', '1503']