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

Definitions
Team Over Record Over % Under % Total +/-
Indiana 52-28-2 65.0% 35.0% +3.7
Penn State 24-17-1 58.5% 41.5% +3.8
Nebraska 27-20-0 57.5% 42.5% +3.8
Purdue 48-40-2 54.5% 45.5% +1.7
Maryland 45-39-2 53.6% 46.4% +2.6
Michigan 21-19-0 52.5% 47.5% +0.8
Minnesota 43-40-1 51.8% 48.2% -0.8
Michigan St 25-24-0 51.0% 49.0% -1.8
Northwestern 36-39-2 48.0% 52.0% -0.3
Illinois 44-48-0 47.8% 52.2% +1.2
Wisconsin 12-14-2 46.2% 53.8% +0.5
Ohio State 8-10-1 44.4% 55.6% +2.9
Rutgers 38-55-0 40.9% 59.1% -1.2
Iowa 20-29-0 40.8% 59.2% -4.7