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.
['M', '6573', '6457', 'H', '2453', '5525', '5001', 'o', '4435', 'z', 'C', 'y', '1129', 'r']