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.
['6123', '6797', 'J', '13', 'J', 'v', '1709', '1129', '2521', '2321', 'u', 'Y', 'f', '8425', 'w', 'O', 'C', 'n', 'e', 's', 'Z', 'Q', '579', 'C', 'S', 'K', '8791', '9615', '3023', 'b', '7579', 'q', 'Y', 'F', '6767', 'k', '1065', '4997']