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.
['6353', '5279', 'p', '9403', 'G', 'X', 'g', '2577', 'm', 'H', 'C', '921', 'x', '6955', '873', 'R', 'c', '2729', 'l', '1557', '6281', 'Z', 'F', '4817', 'o', '8315', 's', '5393', '8929', 'z', '1537', '5515']