Week 8
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 (9 - 0) Schedule: 5.277 (10) | 7.953 7.953  | |||
| 2. Iowa (8 - 1) Schedule: 5.347 (8) | 7.681 7.681  1 | |||
| 3. Penn State (5 - 3) Schedule: 5.949 (2) | 7.146 7.146  1 | |||
| 4. Michigan (6 - 2) Schedule: 6.26 (1) | 6.852 6.852  2 | |||
| 5. Wisconsin (6 - 3) Schedule: 5.409 (7) | 6.647 6.647  | |||
| 6. Minnesota (7 - 1) Schedule: 3.959 (11) | 6.352 6.352  | |||
| 7. Purdue (4 - 5) Schedule: 5.705 (4) | 6.322 6.322  | |||
| 8. Illinois (3 - 5) Schedule: 5.312 (9) | 5.006 5.006  1 | |||
| 9. Michigan St (3 - 5) Schedule: 5.545 (6) | 4.588 4.588  1 | |||
| 10. Indiana (3 - 5) Schedule: 5.861 (3) | 4.238 4.238  | |||
| 11. Northwestern (2 - 7) Schedule: 5.672 (5) | 3.632 3.632  |