Season-final Elo for all four rated units. These are the opponent-strength values every player performance against Northwestern (Minn.) is judged with.
| Season | Rush Offense | Pass Offense | Rush Defense | Pass Defense |
|---|---|---|---|---|
| 2017 | 1064 | 1082 | 1084 | 1068 |
| 2016 | 1070 | 1086 | 1092 | 1070 |
| 2015 | 1078 | 1096 | 1092 | 1082 |
| 2014 | 1082 | 1094 | 1090 | 1074 |
| 2013 | 1077 | 1089 | 1086 | 1070 |
| 2012 | 1086 | 1084 | 1084 | 1071 |
| 2011 | 1082 | 1080 | 1080 | 1073 |