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.
['D', '871', 'l', '4953', 'p', 'b', '6683', 'l', 'g', '6243', '7149', 'c', '7351', '4799', 'd', '4687']