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.
['K', '7835', '469', 'P', '129', 'N', 'I', '825', 's', '979', 'A', '6991', '5519', 'o', '8499', '27', 'N', 'L', 's', '2035', 'Y', '405', '4825', 'a', 'Z', 'B']