Week 9
2000 | 2001 | 2002 | 2003 | 2004 | 2005 | 2006 | 2007 | 2008 | 2009 | 2010 | 2011 | 2012 | 2013 | 2014 | 2015 | 2016 | 2017 | 2018 | 2019 | 2021 | 2022 | 2023 | 2024 | 2025
All | ACC | American Athletic Conference | Big 10 | Big 12 | Conference USA | Division I-A Independents | Mid-American Conference | MWC | Pac-12 | SEC | Sun Belt Conference
| Place | Team | Rating | Strength of Schedule | +/- | 
|---|---|---|---|---|
| 1. Ohio State (8 - 0) Schedule: 5.068 (13) | 8.069 8.069  1 | |||
| 2. Iowa (8 - 0) Schedule: 5.384 (9) | 7.864 7.864  1 | |||
| 3. Michigan (6 - 2) Schedule: 5.559 (5) | 7.809 7.809  2 | |||
| 4. Michigan St (8 - 0) Schedule: 5.39 (8) | 7.325 7.325  | |||
| 5. Wisconsin (7 - 2) Schedule: 4.99 (14) | 6.915 6.915  | |||
| 6. Penn State (7 - 2) Schedule: 5.326 (11) | 6.592 6.592  1 | |||
| 7. Northwestern (6 - 2) Schedule: 5.803 (2) | 6.559 6.559  1 | |||
| 8. Nebraska (3 - 6) Schedule: 5.302 (12) | 5.528 5.528  | |||
| 9. Illinois (4 - 4) Schedule: 5.592 (4) | 5.285 5.285  | |||
| 10. Maryland (2 - 6) Schedule: 6.511 (1) | 5.086 5.086  | |||
| 11. Minnesota (4 - 4) Schedule: 5.344 (10) | 4.955 4.955  1 | |||
| 12. Indiana (4 - 4) Schedule: 5.482 (6) | 4.888 4.888  1 | |||
| 13. Rutgers (3 - 5) Schedule: 5.414 (7) | 4.503 4.503  | |||
| 14. Purdue (2 - 6) Schedule: 5.715 (3) | 4.428 4.428  |