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. Ohio State (5 - 0) Schedule: 5.168 (3) | 9.036 9.036  1 | |||
| 2. Michigan St (4 - 1) Schedule: 5.339 (2) | 7.627 7.627  1 | |||
| 3. Penn State (4 - 0) Schedule: 3.828 (10) | 7.132 7.132  2 | |||
| 4. Wisconsin (4 - 0) Schedule: 3.891 (9) | 7.118 7.118  3 | |||
| 5. Iowa (4 - 0) Schedule: 3.532 (13) | 6.636 6.636  1 | |||
| 6. Minnesota (4 - 0) Schedule: 4.146 (6) | 5.261 5.261  2 | |||
| 7. Nebraska (3 - 2) Schedule: 4.61 (5) | 5.035 5.035  1 | |||
| 8. Indiana (3 - 2) Schedule: 4.04 (7) | 4.803 4.803  3 | |||
| 9. Michigan (3 - 1) Schedule: 3.772 (11) | 4.766 4.766  2 | |||
| 10. Maryland (2 - 2) Schedule: 3.897 (8) | 4.527 4.527  1 | |||
| 11. Northwestern (1 - 3) Schedule: 5.46 (1) | 4.181 4.181  1 | |||
| 12. Purdue (1 - 3) Schedule: 4.804 (4) | 3.944 3.944  2 | |||
| 13. Illinois (2 - 2) Schedule: 2.412 (14) | 3.151 3.151  | |||
| 14. Rutgers (1 - 3) Schedule: 3.539 (12) | 1.874 1.874  |