Week 13
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 (12 - 0) Schedule: 5.384 (9) | 8.787 8.787  | |||
| 2. Michigan (11 - 1) Schedule: 5.771 (2) | 8.432 8.432  | |||
| 3. Wisconsin (11 - 1) Schedule: 4.584 (11) | 7.295 7.295  | |||
| 4. Penn State (8 - 4) Schedule: 5.53 (4) | 6.401 6.401  | |||
| 5. Minnesota (6 - 6) Schedule: 5.822 (1) | 5.855 5.855  | |||
| 6. Iowa (6 - 6) Schedule: 5.45 (7) | 5.706 5.706  | |||
| 7. Purdue (8 - 5) Schedule: 4.966 (10) | 4.973 4.973  | |||
| 8. Michigan St (4 - 8) Schedule: 5.446 (8) | 4.736 4.736  | |||
| 9. Indiana (5 - 7) Schedule: 5.614 (3) | 4.644 4.644  | |||
| 10. Northwestern (4 - 8) Schedule: 5.466 (6) | 4.329 4.329  | |||
| 11. Illinois (2 - 10) Schedule: 5.492 (5) | 4.126 4.126  |