Definition: 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.
Input: ['D', '2901', 'G', '1877', 'A', '9991', 'L', 'x', 'z', '2803', 'T', 'g', '3307', 'g', '4917', 'Z', '2129', '6167', '2809', '7533', 'c', '341', '73', 'F', '2729', '6035', 'u', '7421', 'C']
Output:
15