1. Go to Analysis
2. Select Information Library
3. Select Add a smart query
4. Select Donor list and select OK
5. For your start dates, enter what's needed
6. Mark the checkbox that states "Only return top donors" and  change the amount of top donors you would like to see  
7. Select the results tab - This will give you the constituent information as well as the total amount given and received. You may need to scroll over to see all information.