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.
['T', '2807', 'u', '7461', 'T', 'v', '5051', '2215', '6339', '9191', 'X', '2419', 'O', 'w', 'P', '9717', '809', 'k', 'R', 'm', '2457']