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.
['4389', '6175', 's', '9405', 'b', 'Q', 'H', '5601', '3591', 'i', '7497', '1627', '5647', 'Q', '5627', '2737', 'd', 'Q', '1263', 'Q', 'p']