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.
['2929', 'z', 'B', '2491', '1437', 'w', 'D', '1391', '9839', '4313', '5499', '2123', 'S', '2623', 'f', '9717', 'P', '8783', 'P', '2279', '6067', 'u', 's', '6995', '2835', '7235']