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.
['7737', '4667', 'w', 'l', 'q', '7357', 'B', 'C', 'O', '6933', '2391', 'i', 'X', '2713', 'e', '5697']