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.
['6839', '5363', '997', 'q', '3603', 'Q', 'x', 'a', '9165', '5853', '3045', '8469', 'Z', 'm', '2907', '2865', 'o', '2879', 's', 'T', 'A', '4919']