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.
['3921', 'z', '3143', 'g', 'Q', '2935', 'H', '3577', '473', '4069', '3685', 'H', '5073', 'J', '443', 's', '4271', '6589', 'i', '7153', '7077', '9519', 'h', '1479', '5823', '3207', 'y', 'W']