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.

['7967', '4893', '1855', 'i', 'R', '4131', 'd', '1589', 'e', 'D', 'R', '8327', '7369', 'X', '2539', 's', 'U', 'o', 'f']
8

['Z', '4603', '5525', '5851', 'N', 'I', '5949', '1145', 'U', '523', 'C', '9329', '8107', '1353', 'l', '6903', 'p', '9995', 'n', '745']
12

['d', 'P', 'U', '3997', '657', 'Q', 'K', '4009', '1697', '133', '4057', 's', '3819', '3467', 's', '1705', 'M', 'l', '5601']

10