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.
['Z', 'D', 'w', 'x', '6579', 'K', 'k', 'a', 'e', 'O', '403', '911', 'r', 'H', 'J', '1027', '255', '7615', '9255', 'v', '3295', '5667', 'j']