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.
['Q', 'D', 'T', '4099', 'k', '3753', 't', 'H', 'd', '4697', 'g', 'd', 'u', 'P', 'f', 'B', '967', '4149', '8511', '3989', '2913', 'r', '2517', '6567', '4247']