What is every Big Ten Conference team's record against the over/under line in non-conference games since the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Penn St 22-11-0 66.7% 33.3% +4.9
Rutgers 16-11-0 59.3% 40.7% +3.6
Indiana 16-13-0 55.2% 44.8% -0.5
Purdue 14-14-1 50.0% 50.0% +0.8
Maryland 14-15-0 48.3% 51.7% +1.1
Ohio St 16-19-0 45.7% 54.3% -2.3
Nebraska 12-15-0 44.4% 55.6% -1.5
Michigan 14-19-1 42.4% 57.6% +0.4
Wisconsin 14-20-0 41.2% 58.8% -2.6
Minnesota 13-19-0 40.6% 59.4% -5.0
Michigan St 12-18-0 40.0% 60.0% -2.6
Iowa 11-20-2 35.5% 64.5% -3.0
Northwestern 9-21-1 30.0% 70.0% -6.5
Illinois 8-19-0 29.6% 70.4% -4.9