Week 5
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. Michigan (4 - 1) Schedule: 6.315 (6) | 8.849 8.849  | |||
| 2. Ohio State (3 - 1) Schedule: 7.236 (3) | 8.768 8.768  2 | |||
| 3. Illinois (4 - 1) Schedule: 6.466 (5) | 7.937 7.937  1 | |||
| 4. Purdue (4 - 0) Schedule: 5.849 (10) | 7.728 7.728  2 | |||
| 5. Northwestern (3 - 1) Schedule: 6.076 (8) | 7.133 7.133  2 | |||
| 6. Iowa (3 - 1) Schedule: 5.411 (11) | 7.024 7.024  2 | |||
| 7. Michigan St (2 - 1) Schedule: 5.888 (9) | 7.02 7.02  | |||
| 8. Indiana (1 - 3) Schedule: 7.27 (2) | 6.483 6.483  3 | |||
| 9. Wisconsin (3 - 3) Schedule: 6.181 (7) | 6.276 6.276  4 | |||
| 10. Minnesota (1 - 3) Schedule: 6.851 (4) | 6.005 6.005  1 | |||
| 11. Penn State (0 - 4) Schedule: 7.547 (1) | 4.367 4.367  1 |