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.
['G', '3819', '1609', '4387', 'B', '5909', 'g', '6701', 'L', '6495', '5203', 't', 'J', 'Z', '5773', '9889', '8879', '1539']