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', '4897', '3803', 'B', 'd', '7273', 'Z', 'H', '1997', 't', 'm', '2813', '4679', '9643', '1731', '9755', '7519', '8623', '783', 'a', 'n', '5893', '6457', 'd', '1271', 'x', '3969', '8787', '6661', '4587', '3371', 'k', 'm']
20

['9931', 'X']
1

['W', 'o', 's', 'W', '4435', '6535', '3213', '8203', 'm', 'o', '9331', '1457']

6