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.

['K', '3573', '9533', 'q', '869', '5021', '6625', '6623', 't', '23', 'L', '9285', '8305', 'g', '191', '2751', '3923', 'D', '477', 'i', 'Z', 'D', 'B', '7829', 'z', '5365', 'g', '7841', 'g', '3615', 'W']
17

['J', '6713', 'c', 'R', '9563', '9573', '2717', 'I', 'x', 'D', 'q', '997', 'g', '2497', 'M', '6007', '5921', '5099', '4191', '8941', '9379', 'k', '4247', '8305', '2363', '4649', '3951', 'd', 'U', 'h']
17

['1107', 'C', '3639', 'I', '647', 'Q', '5359', 'N', 'x', 'F', 'V', '4277', 'j', '1915', '389', 'J', '5433', 'I', '3119', '4595', '1595', '1137', 'D', '3731', 'I', '2833', '5529', 'Q', '7815', '4831', 'V', '7731']
18