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 | 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 (5 - 0) Schedule: 5.974 (1) | 8.955 8.955  1 | |||
| 2. Ohio State (4 - 0) Schedule: 4.655 (8) | 8.288 8.288  1 | |||
| 3. Wisconsin (4 - 1) Schedule: 5.825 (2) | 7.502 7.502  | |||
| 4. Nebraska (5 - 0) Schedule: 4.121 (10) | 6.729 6.729  | |||
| 5. Penn State (3 - 2) Schedule: 5.726 (3) | 5.803 5.803  2 | |||
| 6. Maryland (4 - 0) Schedule: 2.516 (14) | 5.79 5.79  4 | |||
| 7. Iowa (3 - 2) Schedule: 4.219 (9) | 5.502 5.502  1 | |||
| 8. Indiana (3 - 1) Schedule: 3.888 (11) | 5.095 5.095  | |||
| 9. Minnesota (3 - 1) Schedule: 3.745 (12) | 4.963 4.963  4 | |||
| 10. Northwestern (2 - 3) Schedule: 5.152 (5) | 4.799 4.799  1 | |||
| 11. Michigan St (2 - 2) Schedule: 4.783 (7) | 4.575 4.575  2 | |||
| 12. Rutgers (2 - 3) Schedule: 4.86 (6) | 3.922 3.922  1 | |||
| 13. Illinois (1 - 3) Schedule: 5.392 (4) | 3.667 3.667  1 | |||
| 14. Purdue (2 - 2) Schedule: 3.133 (13) | 2.546 2.546  2 |