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.
['1589', 'X', 'l', '9769', '3727', 'R', 'k', 'b', '2807', '355', 'F', '251', 'P', 'U', '95', 'f', 'w', '4773', '8693', 'o', 'C', 'I', '539', '9063', '8793', '9887']