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.
['I', 'e', 'k', 'N', 'f', 'm', 'W', '6151', '5797', 'd', 'a', '3449', 'o', '6345', '2231', 'Y']