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.

['7755', '9029', 'D', 'C', 't', '4067', 'H', '2383', 'R', 'c', '2237', '51']
6

['1947', 'Y', '2579', '6073', '1523', 'b', '9555', 'N', '5217', '1685']
7

['311', 'G', '6405', 'w', 'g', '1255', 'X', 'M', 'h', '9971', 'x', '5377', '8803', '6359', '409']

8