Start by going into your Academy and clicking the sub-navigation bar "Analytics" tab.
This will show four options to view your academy's learner data natively. The options include;
Dashboard
High level overview with a few filtering options
Robust creation and management of reports for trainings, contacts, or events
Contacts
High level overview with few filtering options
Help provide more visible context into data that will help admins understand key metrics of usage and progress for your Academy users.
To learn more about the Reports (aka Report Builder) and Visualizations click the hyperlinks above for their specific help articles.