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', 'n', '8733', '1875', '2257', 'Q', '7071', '653', '9925', 'P', '2499', '8021', 'T', '7767', 'w', '8775', 'j', '8621', 'P', '3191', 'd', 'm', '9821']