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.
['7739', 'O', '9841', 'R', 'k', '4731', 'p', '5673', 'j', '9787', 'm', 'u', '6397', 'h', '6369', '2847', '5097', 'C', '2065', 'R', '1553', '57', 'I', '1787', '2137', '801', '7879', 'z', 'x', 'S', 'w', '5557', '8721', '4455', 'F', 'l']