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.
['5999', 'g', 's', '6035', 'R', '6801', 'w', '8017', 'l', '8989', 'Z', 'C', '7225', 'R', '6805', 'r']