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', 'D', '6843', '7883', '8397', '8783', 'p', 'h', 'w', 'w', '967', 'e', '5767', 'U', '7483', '2653', '5973', '4141', 'k', '9339', 'c', '5333', '917', '8633', '6953', 'Q', '6577', 'f', 'z']