What is every Big Ten Conference team's record against the over/under line as an underdog since the 2006 season?

Definitions
Team Over Record Over % Under % Total +/-
Indiana 83-48-3 63.4% 36.6% +3.4
Michigan 33-22-0 60.0% 40.0% +3.0
Minnesota 60-55-2 52.2% 47.8% -0.2
Nebraska 43-40-1 51.8% 48.2% +2.5
Maryland 64-61-1 51.2% 48.8% +2.2
Wisconsin 22-21-1 51.2% 48.8% +0.5
Purdue 64-62-6 50.8% 49.2% +0.4
Michigan St 43-44-0 49.4% 50.6% -0.4
Penn St 29-30-1 49.2% 50.9% +1.0
Northwestern 56-65-3 46.3% 53.7% -0.2
Ohio St 12-14-0 46.2% 53.9% +1.7
Illinois 55-67-4 45.1% 54.9% +0.1
Rutgers 52-72-0 41.9% 58.1% -0.7
Iowa 29-49-0 37.2% 62.8% -4.4