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.

['775', '5245', 'm']
2

['3011', '8347', '1669']
3

['3055', '707', 'z', 'n', '3397', '3399', '9347', 'r', 'U']

5