Week 15
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 (11 - 2) Schedule: 4.916 (5) | 7.132 7.132  | |||
| 2. Penn State (11 - 2) Schedule: 4.554 (9) | 6.911 6.911  | |||
| 3. Iowa (11 - 2) Schedule: 5.093 (2) | 6.602 6.602  | |||
| 4. Wisconsin (10 - 3) Schedule: 4.726 (7) | 5.901 5.901  | |||
| 5. Michigan St (6 - 7) Schedule: 4.967 (4) | 5.169 5.169  | |||
| 6. Purdue (5 - 7) Schedule: 4.87 (6) | 4.681 4.681  | |||
| 7. Minnesota (6 - 7) Schedule: 5.254 (1) | 4.626 4.626  | |||
| 8. Northwestern (8 - 5) Schedule: 4.189 (11) | 4.451 4.451  | |||
| 9. Michigan (5 - 7) Schedule: 4.515 (10) | 4.2 4.2  | |||
| 10. Illinois (3 - 9) Schedule: 5.007 (3) | 3.937 3.937  | |||
| 11. Indiana (4 - 8) Schedule: 4.565 (8) | 3.716 3.716  |