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.
['4923', '5725', '1709', 'p', 'b', 'u', 'x', '8535', '8037', 'w', 'R', '6261', '2969', '371', '3163', 'g', 'b', '7009']