- Active Level
- 
               Indicates the currently visible
                     subdivision level.
                   
- Highest Level
- 
               Indicates the number
                     of subdivisions on the model.
                   
- Face Count
- 
               Indicates the number polygonal
                     faces in the currently active subdivision level.
                   
- Memory Used
- 
               Indicates the total amount
                     of memory consumed by the model.