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.
['1539', 'O', '1797', 'i', 't', 'b', '4033', 'j', 'W', '233', '1785', 'l', 'S', 'X', '6879', '9755', '3839', 'c', 'K', '4277', '7899', 'a', '6345', '3081']