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.
['f', 'K', '3919', '7645', '7725', '4053', 'H', 'l', 'P', '7911', '1405', 'p', 'u', 'O', '3407', '3991', 'M', 'o', '9717', '9889', 'w', 'D', '8209', 'C', '5101', '3521', 'l', '7787']