What is every Big Ten Conference team's record against the over/under line as a road underdog since the 2009 season?

Definitions
Team Over Record Over % Under % Total +/-
Indiana 37-21-0 63.8% 36.2% +4.9
Wisconsin 8-6-0 57.1% 42.9% +2.4
Nebraska 20-17-0 54.1% 46.0% +3.1
Maryland 29-28-1 50.9% 49.1% +1.0
Illinois 29-28-2 50.9% 49.1% +2.8
Penn St 13-13-0 50.0% 50.0% +0.1
Minnesota 24-27-2 47.1% 52.9% -2.2
Purdue 24-28-2 46.2% 53.9% -1.4
Ohio St 4-5-0 44.4% 55.6% +1.2
Michigan 11-14-0 44.0% 56.0% -2.1
Northwestern 22-28-2 44.0% 56.0% 0.0
Rutgers 23-36-0 39.0% 61.0% +0.3
Iowa 14-22-0 38.9% 61.1% -4.2
Michigan St 14-25-0 35.9% 64.1% -3.6