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.

['7233', 'w', 'W', '1575', 'N', '749', '2983']
4

['s', 'u', '4595', '4385', 'Z', 'P', 'C', 'R', 'a', 'J', '7415', '6325', '7311', '8123', '4815', 'h', 'N', 's', '1255']
8

['8457', 'b', '8441', 'v', '3191', 'S', 's', 'U', 'O', 'O', 'X', 'T', 'i', '6255', '7159', '8493', '9387', '2167', 'p']

8