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.
['v', 'k', 'N', 'y', 'B', 'x', 'a', 'h', '1917', '8503', 'L', '543', '2737', '1323', 'n', '967', '1861', '7635', 'k', '8763', '661']