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', '9967', '7213', 's', '7131', '1343', 'n', '2149', 'e', 'h', '9493', '6649', 'Q', 'a', '2561', 'K', 'J', 'K', '235']