There are two ways to display the results, both of them depending on the user permission.
Navigate to Activities -> Courses
Click on the desired course, in this example we choose the course Välkommen till Företaget AB.
Navigate to the tab Reports and you can choose one of the labels under Web course results.
Alternative 2 (For custom reports)
Navigate to Administrator -> Reports
Click on the icon on the desired report category
Navigate in the structure to Web Courses, Group Statistics
In the subalternatives you can add one of the results that are presented there.