Teacher: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.
Teacher: Now, understand the problem? Solve this instance: ['s', 'z', '6479', '1501', '4343', '2567', '2803', 'j', '6361', '9461', '867', 'T', '2039', '969', 'P', 'r', 'w', '6973']
Student:
11