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

Definitions
Team Over Record Over % Under % Total +/-
Nebraska 15-7-0 68.2% 31.8% +7.9
Penn State 11-6-0 64.7% 35.3% +4.4
Illinois 21-15-0 58.3% 41.7% +3.7
Indiana 18-13-0 58.1% 41.9% +3.1
Maryland 20-17-1 54.0% 46.0% +2.1
Minnesota 17-16-1 51.5% 48.5% -0.1
Wisconsin 5-5-0 50.0% 50.0% -0.3
Northwestern 15-17-1 46.9% 53.1% +0.5
Iowa 9-11-0 45.0% 55.0% -5.5
Purdue 14-18-1 43.8% 56.2% -1.9
Ohio State 3-4-0 42.9% 57.1% +2.1
Michigan 7-11-0 38.9% 61.1% -3.9
Rutgers 15-25-0 37.5% 62.5% +0.3
Michigan St 6-13-0 31.6% 68.4% -7.7