You are right, it is too early to be sure but here it goes anyway.
In order of my expectation of minutes per game:
1. Averette
2. Barcello
3. Harding
4. Haarms
5. Harward
6. Knell
7. Lohner
8. Lee
9. Johnson
By February, George and Erickson would be my bet for next men up.
Haarms is going to have to play some 4 in order to get Harward and Lee on the court more.