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.
['2543', 'Q', '9679', 'M', 'M', '2243', '617', '6709', 'u', 'O', '3561', '2119', '6973', 'n', '587', 'Q', '4029', 'C', 'X']