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', '5257', 'X', 'Z', 'u', '7845', 'H', '5899', '5425', 'k', '327', '43', 'r', 'c', 'Y', 'z', '8275']