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.
['7775', 'v', 'L', 't', '1501', '4629', '2993', 'e', '767', '2427', '1771', '1157', '7105', 'U', 'g', 'k', '4757', 'v', '6381', '1391', 'h', 'Q', 'k', '4909', '4887', '8421', '6871', 'M']