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.
['i', 'Z', '3367', 'J', '1189', 'x', '4109', '8517', 'H', '787', 'M', '3111', 'P', '397', 'I', 'Z', '3933', '6131', 'Z', '6555', 'X', 'k', '1057', 's', '9629', 'J', 'Z', 'c', 'D', 'i']