Week 6
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. Michigan (6 - 0) Schedule: 5.915 (2) | 9.143 9.143  | |||
| 2. Ohio State (5 - 0) Schedule: 4.742 (8) | 8.294 8.294  | |||
| 3. Wisconsin (4 - 1) Schedule: 6.038 (1) | 7.714 7.714  | |||
| 4. Nebraska (5 - 0) Schedule: 4.12 (12) | 6.753 6.753  | |||
| 5. Penn State (4 - 2) Schedule: 5.866 (3) | 6.542 6.542  | |||
| 6. Iowa (4 - 2) Schedule: 4.422 (11) | 5.866 5.866  1 | |||
| 7. Maryland (4 - 1) Schedule: 3.41 (13) | 5.302 5.302  1 | |||
| 8. Indiana (3 - 2) Schedule: 4.943 (7) | 5.296 5.296  | |||
| 9. Minnesota (3 - 2) Schedule: 4.61 (10) | 5.176 5.176  | |||
| 10. Northwestern (2 - 3) Schedule: 5.183 (6) | 4.855 4.855  | |||
| 11. Michigan St (2 - 3) Schedule: 5.203 (5) | 4.374 4.374  | |||
| 12. Rutgers (2 - 4) Schedule: 5.685 (4) | 4.2 4.2  | |||
| 13. Illinois (1 - 4) Schedule: 4.612 (9) | 2.996 2.996  | |||
| 14. Purdue (3 - 2) Schedule: 3.183 (14) | 2.981 2.981  |