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.
--------
Question: ['5491', 'J', 'j', '7387', '2535', '1583', 'O', 't', '7681', '5715', 'j', 'U', '2899', '2131', 't', 'h', '3223', '2557', 'X', '971', '5439', 'T', 'f', '9365', 'm', '4601', '6061']

Answer: 15


Question: ['L', 'f', '5357', '1847', 'U', 'b', 'B']

Answer: 2


Question: ['r', '4451', 'Z', 'S', '6153', 'p', 'i', 'y', 'N', 'b', '8883', '5915', '7667', '7421', 'H', 't', 'o', 'U', 'J', 'Q', 'D', '8297', 'w']

Answer:
7