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.
['2667', '7281', '8279', '6973', '5129', 'O', 'U', 'y', '7623', '4827', '6665', '747', 'u', 'A', 'J', 'P', '2807', '4377', 'P', '3237', 'r', 'N', 'i', 'D', 'a', '1337', '7689', 'd', '6545', '7695', '9809', '4641', 'z', '3787', 'F', 'w']