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.
['M', 'T', '5727', '4573', 'E', 'Z', 'E', '1327', 'r', 'O', 'a', '2117', 'u', 'I', 'W', 'H', '7155', 'V', 'c']