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.
['6403', '3397', '7211', '6263', 'G', '7691', 'e', '5907', '6043', 'y', 'J', 'r', 'j', 'g', '6463', 'K', 'v', 'W', 'v', '3561', '3103']