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.
['T', 'Q', 'R', 'Y', '2871', 'K', 'z', 'r', '9705', '6211', 'S', '4627', 'I', '4609', '5385', 'd', '1427', '5763', 'n', 'W', 'S', '3227', 'Q', 'o', 'u', '167']