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.

['C', '3457', 'k', '8719', '7281', 'R', '757', '9335', 'f', 'v', '159', '5509', '2269']
8

['2753', '4097', '9441', 'P', '3911', '9997', '575', 'D']
6

['6613', 'K', 'y', '8149', 'e', '6191', '8403', '3443', 'm', 'd', 'r', 'Q', '9867', 'y', 'f', '1895', 'D', '3407', 'i', 'J', '9461', 'E', 'Q', '1343', '8289', '2891', '5829', '6425', '2685', 'I', '129', 'a', '2069', 'D', 'W', 'J']

17