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', 'w', '9709', 'c', '7593', 'V', '9111', '5531', 'H', 'U', 'a', '2651']