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 | Big 10 | Big 12 | Big East | Conference USA | Division I-A Independents | Mid-American Conference | MWC | Pac-12 | SEC | Sun Belt Conference | WAC
| Place | Team | Rating | Strength of Schedule | +/- | 
|---|---|---|---|---|
| 1. Ohio State (7 - 0) Schedule: 5.155 (10) | 8.208 8.208  | |||
| 2. Michigan (5 - 1) Schedule: 6.246 (1) | 7.546 7.546  | |||
| 3. Penn State (4 - 2) Schedule: 6.192 (2) | 7.41 7.41  | |||
| 4. Iowa (6 - 1) Schedule: 5.429 (7) | 7.308 7.308  1 | |||
| 5. Wisconsin (5 - 2) Schedule: 5.182 (9) | 6.555 6.555  1 | |||
| 6. Minnesota (6 - 1) Schedule: 4.075 (11) | 6.209 6.209  | |||
| 7. Purdue (3 - 4) Schedule: 5.63 (5) | 6 6  | |||
| 8. Michigan St (3 - 3) Schedule: 5.426 (8) | 5.41 5.41  | |||
| 9. Indiana (3 - 3) Schedule: 5.922 (3) | 4.968 4.968  | |||
| 10. Illinois (2 - 5) Schedule: 5.572 (6) | 4.708 4.708  1 | |||
| 11. Northwestern (2 - 5) Schedule: 5.669 (4) | 4.185 4.185  1 |