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.
['K', 'x', '2549', '6651', '5539', 'v', '5429', 'g', 'p', 'P', '9009', 'I', 'Q', 'm', '4717', 'X', 'C', 'x', '1597', 'Z']