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: 5.531 (3) | 9.406 9.406  | |||
| 2. Penn State (8 - 0) Schedule: 5.057 (8) | 8.01 8.01  1 | |||
| 3. Wisconsin (6 - 2) Schedule: 5.39 (5) | 7.366 7.366  1 | |||
| 4. Michigan (6 - 2) Schedule: 5.403 (4) | 6.827 6.827  3 | |||
| 5. Iowa (6 - 2) Schedule: 5.051 (9) | 6.809 6.809  1 | |||
| 6. Minnesota (8 - 0) Schedule: 4.285 (12) | 6.724 6.724  1 | |||
| 7. Michigan St (4 - 4) Schedule: 6.241 (1) | 6.193 6.193  3 | |||
| 8. Indiana (6 - 2) Schedule: 4.079 (14) | 5.349 5.349  | |||
| 9. Nebraska (4 - 4) Schedule: 5.083 (7) | 4.79 4.79  | |||
| 10. Illinois (4 - 4) Schedule: 4.441 (11) | 4.6 4.6  3 | |||
| 11. Purdue (2 - 6) Schedule: 5.314 (6) | 4.265 4.265  1 | |||
| 12. Northwestern (1 - 6) Schedule: 6.122 (2) | 4.064 4.064  1 | |||
| 13. Maryland (3 - 5) Schedule: 4.279 (13) | 4.026 4.026  1 | |||
| 14. Rutgers (2 - 6) Schedule: 4.608 (10) | 2.392 2.392  |