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.
['L', '3189', 'x', 'I', '4187', 'o', 's', '5317', '2475', 'v', '6791', 'f', 'r', 't', '5165', 'J', '4153']