Group By Totals
Try it: Group by the Totals
Go to the Query Tools
Go to Design->Show/Hide-Totals

What do you see? Total: Group By
Save your changes and test the query.
Run Your Query: When you run this query, you
should see 36 records. There will be several Ratings for each Genre.
For example, this illustration shows Comedy, Drama, and Family
movies rated PG.