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.
['T', '8717', 'A', 'S', '6957', 'G', 'C', 'y', '5887', 'J', '8423', '2075', '5903', 'A', 'e', '8211', '657', '8545', 'Z', 'W', 'g', '2993']