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.
['7739', '5957', 'a', '9461', 'k', 'z', 't', '6117', 'a', 'T', '4201', 'z', '1583', 'g', '3325', '4585', 'D', '8519', 'u', '6319', 'J', '293', 'C']