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.
['193', 'z', '301', '3427', '9929', 'g', '455', 'j', '9657', '3437', 'g', '2963', 'z', '7391', 'Y', 'j', '5819', '2583', '6919', '7925', '5127', 'S', 'I', 'Q', '5043', 'C', '1137', 'i', 'E', '3791', '2667', '4063', 'a']