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.
['c', 'm', '7235', 'p', '1777', '9621', '3375', 'a', 'c', 'w', 'o', 'x', '5493', '1471', '2565', 'Q', 'X', '2279', 'a', 'K']