Season-final Elo for all four rated units. These are the opponent-strength values every player performance against Western Ill. is judged with.
| Season | Rush Offense | Pass Offense | Rush Defense | Pass Defense |
|---|---|---|---|---|
| 2025 | 978 | 1150 | 987 | 1019 |
| 2024 | 974 | 1151 | 972 | 1046 |
| 2023 | 930 | 1098 | 980 | 1090 |
| 2022 | 993 | 1192 | 1077 | 1126 |
| 2021 | 1002 | 1286 | 1136 | 1129 |
| 2020 | 1041 | 1262 | 1204 | 1130 |
| 2019 | 1076 | 1244 | 1242 | 1158 |
| 2018 | 1148 | 1322 | 1342 | 1240 |
| 2017 | 1211 | 1264 | 1276 | 1194 |
| 2016 | 1200 | 1266 | 1270 | 1162 |
| 2015 | 1238 | 1246 | 1229 | 1247 |
| 2014 | 1247 | 1210 | 1186 | 1210 |
| 2013 | 1176 | 1106 | 1180 | 1290 |
| 2012 | 1164 | 1150 | 1144 | 1236 |
| 2011 | 1212 | 1214 | 1175 | 1186 |
| 2010 | 1218 | 1232 | 1182 | 1194 |
| 2009 | 1180 | 1135 | 1201 | 1212 |
| 2008 | 1210 | 1156 | 1237 | 1202 |
| 2007 | 1204 | 1169 | 1213 | 1176 |
| 2006 | 1166 | 1208 | 1197 | 1158 |
| 2005 | 1167 | 1192 | 1186 | 1150 |
| 2004 | 1154 | 1186 | 1160 | 1163 |
| 2003 | 1188 | 1208 | 1182 | 1154 |
| 2002 | 1192 | 1180 | 1184 | 1160 |
| 2001 | 1178 | 1177 | 1184 | 1168 |