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.

['8489', '5129', '3055']
3

['s', 'P', '2531', 'Q', 't', 'n', 'O', '7089', '9393', 'Q', '4271', 'r', 'Y', '531', '5111', 't', '2381', 'p', '3673', 'i', 'V', '211', '3401', 'M', '9063', '2157', 'm', '4387', '2467', '9801', '3683', '3757', '7535', 'c', '8767', 'z', 'r', 'b', '8131', '2667']
21

['K', 'R', 'J', '3267', 'p', '4407', 'C', 'd', '3341', '9737', '7643', 'I', '4129', 'g', '7595', '5077', '1521', '3185', 'e', 'V', 'V', 'L', '3365', 's', '3283', 't', '9855', '3613', '3485', '983', 'v', '7683', '7463', '5439', '7767', 'L']

20