Definition: 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.
Input: ['8287', 'l', 'W', 'l', '8211', '1393', '1911', '5443', '1701', '6441', '6125', '3505', '6821', '385', 'l', 'a', 'f', '6757', '4953', '1469', 'O']
Output:
14