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.
['k', 'x', 'R', '5471', '9533', 'y', '223', 'G', 'E', '4957', '4715', 'f', 'S', '4055', 'p', '7387', '611', '6731', '7613', 'o', 'B', 'G']