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.
['633', '223', 'M', '9457', 'L', 'F', '2635', 'b', 'f', '2769', '2701', 'z', '2463', 'w', 'y', '1877', 'z', '1845']