What is every Big Ten Conference team's record against the over/under line as a favorite since the 2015 season?

Definitions
Team Over Record Over % Under % Total +/-
Rutgers 16-12-0 57.1% 42.9% +2.8
Penn St 49-40-0 55.1% 44.9% +0.7
Indiana 25-21-0 54.4% 45.7% +1.1
Michigan 50-46-2 52.1% 47.9% +1.3
Maryland 24-23-0 51.1% 48.9% +0.7
Ohio St 54-54-1 50.0% 50.0% -0.2
Minnesota 28-28-2 50.0% 50.0% +0.4
Wisconsin 46-49-1 48.4% 51.6% -1.7
Purdue 19-22-0 46.3% 53.7% -1.0
Iowa 33-39-2 45.8% 54.2% -1.3
Michigan St 27-32-0 45.8% 54.2% +0.6
Illinois 14-18-1 43.8% 56.3% -0.2
Nebraska 20-32-2 38.5% 61.5% -2.4
Northwestern 12-32-2 27.3% 72.7% -4.7