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.
['i', '6419', 'y', '3725', '6827', '2039', '6183', '6819', 'x', '9969', '9815', 'K']