What is every Big Ten Conference team's record against the over/under line as a home underdog since the 2011 season?

Definitions
Team Over Record Over % Under % Total +/-
Ohio St 2-0-0 100.0% 0.0% +30.8
Michigan 8-0-0 100.0% 0.0% +12.6
Indiana 27-13-0 67.5% 32.5% +3.1
Purdue 27-15-3 64.3% 35.7% +5.7
Maryland 20-12-0 62.5% 37.5% +6.6
Michigan St 12-10-0 54.6% 45.5% -1.7
Nebraska 11-11-1 50.0% 50.0% +0.5
Wisconsin 1-1-0 50.0% 50.0% -3.8
Rutgers 21-22-0 48.8% 51.2% -1.7
Minnesota 16-17-0 48.5% 51.5% +1.0
Northwestern 16-17-1 48.5% 51.5% -1.8
Penn St 6-8-1 42.9% 57.1% -0.7
Illinois 15-24-2 38.5% 61.5% -2.5
Iowa 4-10-0 28.6% 71.4% -7.5