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.
['5075', 'L', '7143', '4087', '5315', 'u', '3271', 'V', 'v', '5847', 'v', 'o', '3625']