Season-final Elo for all four rated units. These are the opponent-strength values every player performance against Earlham is judged with.
| Season | Rush Offense | Pass Offense | Rush Defense | Pass Defense |
|---|---|---|---|---|
| 2018 | 993 | 1063 | 976 | 1042 |
| 2017 | 1002 | 1069 | 993 | 1047 |
| 2016 | 1010 | 1078 | 995 | 1054 |
| 2015 | 1017 | 1075 | 1004 | 1064 |
| 2014 | 1028 | 1070 | 1018 | 1078 |
| 2013 | 1035 | 1070 | 1023 | 1079 |
| 2012 | 1040 | 1068 | 1023 | 1088 |
| 2011 | 1054 | 1068 | 1038 | 1081 |
| 2010 | 1070 | 1076 | 1056 | 1074 |