How many cartoons did each director create?
SELECT count(*) ,  Directed_by FROM cartoon GROUP BY Directed_by
SELECT count(*) ,  Directed_by FROM cartoon GROUP BY Directed_by
[{'count(*)': 4, 'Directed_by': 'Ben Jones'}, {'count(*)': 4, 'Directed_by': 'Brandon Vietti'}, {'count(*)': 4, 'Directed_by': 'Michael Chang'}]