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.
['u', 'x', '1105', '9013', '4625', '6089', 'u', '5251', 'W', 'n', '1535', 'C', 'H', 'k', '7145', '5751']