Byberg did not perform to the same level as he did in 2010 (34.85% versus 37.60%) but he did perform significantly better than the last GOP challenger in a Presidential election year (2008). Byberg has the best performance of any GOP candidate against Collin Peterson over the last 5 Congressional election cycles.
Congressional District 7:
| 2012 | ||
| Lee Byberg | 114164 | 34.85% |
| Collin Peterson | 197802 | 60.38% |
| Adam Steele (Ind.) | 15301 | 4.67% |
| Write-In | 332 | 0.10% |
| 2010 | ||
| Lee Byberg | 90652 | 37.60% |
| Collin Peterson | 133096 | 55.20% |
| Glen Menze (Ind.) | 7839 | 3.25% |
| Gene Waldorf (Ind.) | 9317 | 3.86% |
| Write-In | 193 | 0.08% |
| 2008 | ||
| Glen Menze | 87062 | 27.67% |
| Collin Peterson | 227187 | 72.20% |
| Write-In | 431 | 0.14% |
| 2006 | ||
| Michael Barrett | 74557 | 28.99% |
| Collin Peterson | 179164 | 69.66% |
| Ken Lucier (Const.) | 3303 | 1.28% |
| Write-In | 170 | 0.07% |
| 2004 | ||
| David Sturrock | 106349 | 33.84% |
| Collin Peterson | 207628 | 66.07% |
| Write-In | 280 | 0.09% |
