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.

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

['q', '6657', '8829', 'n', '5409', 'S', '8171', 'Z', '9143', '6751', '1723', '9155', 'n', '71', '8679', '7995', 'V', 'U', 'M', '7113', '2369', 't', '6697', 'v', 'X']
14

['1721', '4551', '1905', 'W', '715', '4889', '3955', 'J']

6